Matrix of taxon by sample for sediment push cores collected by HOV Alvin during R/V Atlantis cruise AT37-13 and AT42-03 in the Pacific margin of Costa Rica in 2017 and 2018

Website: https://www.bco-dmo.org/dataset/750091
Data Type: Cruise Results
Version: 2
Version Date: 2021-03-17

Project
» Collaborative research: Quantifying the biological, chemical, and physical linkages between chemosynthetic communities and the surrounding deep sea (Costa Rica Seeps)
ContributorsAffiliationRole
Levin, Lisa A.University of California-San Diego Scripps (UCSD-SIO)Principal Investigator
Rouse, GregoryUniversity of California-San Diego Scripps (UCSD-SIO)Co-Principal Investigator
Ashford, Oliver S.University of California-San Diego Scripps (UCSD-SIO)Contact
Soenen, KarenWoods Hole Oceanographic Institution (WHOI BCO-DMO)BCO-DMO Data Manager

Abstract
Matrix of taxon (columns) by sample (rows) for sediment push cores collected by HOV Alvin during R/V Atlantis cruise AT37-13 and AT42-03 in the Pacific margin of Costa Rica from May to June 2017, and October to November 2018 respectively.


Coverage

Spatial Extent: N:9.1181 E:-84.2147 S:8.8525 W:-84.8413
Temporal Extent: 2017-05-21 - 2018-11-05

Methods & Sampling

Push core samples collected using HOV Alvin. Core diameter of 6.4 cm, 0-10 cm sediment fraction analysed. Counts of macrofaunal taxa retained on a 300 um sieve presented. Specimens preserved in 8% formalin prior to identification.


Data Processing Description

BCO-DMO Processing:

  • Modified parameter names to conform with BCO-DMO naming conventions (replaced spaces with underscores, removed periods and parentheses, replaced "?" with "x"),
  • Filled in empty cells with 0 (as instructed by data submitter).
  • Added sampling location, site names and cruise ID

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Data Files

File
pushcore_community_matrix.csv
(Comma Separated Values (.csv), 65.83 KB)
MD5:d576df6adb86019dbce3ccb635c70872
Primary data file for dataset ID 750091

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Related Datasets

References
Levin, L. A., Rouse, G. (2021) Sampling locations of hard substrates and push cores collected during R/V Atlantis cruise AT37-13 and AT42-03 in the Pacific Ocean off Costa Rica in 2017 and 2018. Biological and Chemical Oceanography Data Management Office (BCO-DMO). (Version 1) Version Date 2021-02-19 doi:10.26008/1912/bco-dmo.840955.1 [view at BCO-DMO]
Relationship Description: For more information on the sampling locations see the dataset "Hard Substrates and Push Core Sampling Locations"

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Parameters

ParameterDescriptionUnits
Cruise_ID

Cruise ID

unitless
Site_Name

Site name

unitless
Dive_Core

Alvin dive and core number

unitless
Latitude

Latitude of sampling location

decimal degrees
Longitude

Longitude of sampling location

decimal degrees
Ampharetidae

Number of individuals identified from taxon

unitless
Ampharetidae_sp1

Number of individuals identified from taxon

unitless
Ampharetidae_sp2

Number of individuals identified from taxon

unitless
Ampharetidae_sp3

Number of individuals identified from taxon

unitless
Ampharetidae_sp4

Number of individuals identified from taxon

unitless
Ampharetidae_sp5

Number of individuals identified from taxon

unitless
Ampharetidae_sp6

Number of individuals identified from taxon

unitless
Amphisamytha_sp1

Number of individuals identified from taxon

unitless
Amphisamytha_sp2

Number of individuals identified from taxon

unitless
Amphinomidae

Number of individuals identified from taxon

unitless
Amphinomidae_sp3

Number of individuals identified from taxon

unitless
Amphinomidae_sp4

Number of individuals identified from taxon

unitless
Amphinomidae_sp5

Number of individuals identified from taxon

unitless
Amphinomidae_sp6

Number of individuals identified from taxon

unitless
Amphinomidae_sp7

Number of individuals identified from taxon

unitless
Aphroditidae

Number of individuals identified from taxon

unitless
Capitellidae

Number of individuals identified from taxon

unitless
Capitellidae_sp2

Number of individuals identified from taxon

unitless
Capitellidae_sp3

Number of individuals identified from taxon

unitless
Capitellidae_sp4

Number of individuals identified from taxon

unitless
Capitellidae_sp5

Number of individuals identified from taxon

unitless
Capitellidae_sp6

Number of individuals identified from taxon

unitless
Capitellidae_sp7

Number of individuals identified from taxon

unitless
Capitellidae_sp8

Number of individuals identified from taxon

unitless
Capitellidae_sp9

Number of individuals identified from taxon

unitless
Chrysopetalidae

Number of individuals identified from taxon

unitless
Chrysopetalidae_sp1

Number of individuals identified from taxon

unitless
Chrysopetalidae_sp2

Number of individuals identified from taxon

unitless
Chrysopetalidae_sp3

Number of individuals identified from taxon

unitless
Chrysopetalidae_sp4

Number of individuals identified from taxon

unitless
Chrysopetalidae_sp5

Number of individuals identified from taxon

unitless
Cirratulidae

Number of individuals identified from taxon

unitless
Cirratulidae_sp1

Number of individuals identified from taxon

unitless
Cirratulidae_sp2

Number of individuals identified from taxon

unitless
Cirratulidae_sp3

Number of individuals identified from taxon

unitless
Cirratulidae_sp4

Number of individuals identified from taxon

unitless
Cirratulidae_sp5

Number of individuals identified from taxon

unitless
Cirratulidae_X_sp6

Number of individuals identified from taxon

unitless
Cirratulidae_sp7

Number of individuals identified from taxon

unitless
Cirratulidae_sp8

Number of individuals identified from taxon

unitless
Cirratulidae_sp9

Number of individuals identified from taxon

unitless
Cirratulidae_sp10

Number of individuals identified from taxon

unitless
Cirratulidae_sp11

Number of individuals identified from taxon

unitless
Cirratulidae_sp12

Number of individuals identified from taxon

unitless
Cossuridae

Number of individuals identified from taxon

unitless
Cossuridae_sp1

Number of individuals identified from taxon

unitless
Cossuridae_sp2

Number of individuals identified from taxon

unitless
Cossuridae_sp3

Number of individuals identified from taxon

unitless
Cossuridae_sp4

Number of individuals identified from taxon

unitless
Cossura

Number of individuals identified from taxon

unitless
Dorvilleidae

Number of individuals identified from taxon

unitless
Dorvilleidae_sp1

Number of individuals identified from taxon

unitless
Dorvilleidae_sp2

Number of individuals identified from taxon

unitless
Dorvilleidae_sp3

Number of individuals identified from taxon

unitless
Dorvilleidae_sp4

Number of individuals identified from taxon

unitless
Dorvilleidae_sp5

Number of individuals identified from taxon

unitless
Dorvilleidae_sp6

Number of individuals identified from taxon

unitless
Dorvilleidae_sp7

Number of individuals identified from taxon

unitless
Ophryotrocha_platykephale

Number of individuals identified from taxon

unitless
Parougia_spp

Number of individuals identified from taxon

unitless
Fauveliopsidae

Number of individuals identified from taxon

unitless
Flabelligeridae

Number of individuals identified from taxon

unitless
Flabelligeridae_sp4

Number of individuals identified from taxon

unitless
Flabelligeridae_sp5

Number of individuals identified from taxon

unitless
Flabelligeridae_sp6

Number of individuals identified from taxon

unitless
Flabelligeridae_sp7

Number of individuals identified from taxon

unitless
Brada_sp1

Number of individuals identified from taxon

unitless
Brada_sp2

Number of individuals identified from taxon

unitless
Glyceridae

Number of individuals identified from taxon

unitless
Glyceridae_sp1

Number of individuals identified from taxon

unitless
Glyceridae_sp2

Number of individuals identified from taxon

unitless
Glyceridae_sp3

Number of individuals identified from taxon

unitless
Hesionidae

Number of individuals identified from taxon

unitless
Hesione_sp1

Number of individuals identified from taxon

unitless
Hesione_sp2

Number of individuals identified from taxon

unitless
Hesione_sp3

Number of individuals identified from taxon

unitless
Hesionidae_sp1

Number of individuals identified from taxon

unitless
Hesionidae_sp2

Number of individuals identified from taxon

unitless
Hesionidae_sp3

Number of individuals identified from taxon

unitless
Hesionidae_sp4

Number of individuals identified from taxon

unitless
Hesionidae_sp5

Number of individuals identified from taxon

unitless
Hesionidae_sp6

Number of individuals identified from taxon

unitless
Lacydoniidae

Number of individuals identified from taxon

unitless
Lacydonia

Number of individuals identified from taxon

unitless
Lacydonia_sp1

Number of individuals identified from taxon

unitless
Lacydonia_sp2

Number of individuals identified from taxon

unitless
Lacydonia_sp3

Number of individuals identified from taxon

unitless
Lumbrineridae

Number of individuals identified from taxon

unitless
Lumbrineridae_sp1

Number of individuals identified from taxon

unitless
Lumbrineridae_sp2

Number of individuals identified from taxon

unitless
Maldanidae

Number of individuals identified from taxon

unitless
Maldanidae_sp1

Number of individuals identified from taxon

unitless
Maldanidae_sp3

Number of individuals identified from taxon

unitless
Maldanidae_sp4

Number of individuals identified from taxon

unitless
Maldanidae_sp5

Number of individuals identified from taxon

unitless
Maldanidae_sp6

Number of individuals identified from taxon

unitless
Nephtyidae

Number of individuals identified from taxon

unitless
Nephtyidae_sp1

Number of individuals identified from taxon

unitless
Nephtyidae_sp2

Number of individuals identified from taxon

unitless
Nephtyidae_sp3

Number of individuals identified from taxon

unitless
Nereididae

Number of individuals identified from taxon

unitless
Nereididae_sp1

Number of individuals identified from taxon

unitless
Oenonidae

Number of individuals identified from taxon

unitless
Oenonidae_sp1

Number of individuals identified from taxon

unitless
Oenonidae_sp2

Number of individuals identified from taxon

unitless
Oenonidae_sp3

Number of individuals identified from taxon

unitless
Oenonidae_sp4

Number of individuals identified from taxon

unitless
Onuphidae

Number of individuals identified from taxon

unitless
Onuphidae_sp1

Number of individuals identified from taxon

unitless
Onuphidae_sp2

Number of individuals identified from taxon

unitless
Onuphidae_sp3

Number of individuals identified from taxon

unitless
Opheliidae

Number of individuals identified from taxon

unitless
Opheliidae_sp1

Number of individuals identified from taxon

unitless
Opheliidae_sp2

Number of individuals identified from taxon

unitless
Opheliidae_sp3

Number of individuals identified from taxon

unitless
Armandia_sp1

Number of individuals identified from taxon

unitless
Armandia_sp2

Number of individuals identified from taxon

unitless
Travisia_sp1

Number of individuals identified from taxon

unitless
Orbiniidae

Number of individuals identified from taxon

unitless
Orbiniidae_sp1

Number of individuals identified from taxon

unitless
Paralacydonidae

Number of individuals identified from taxon

unitless
Paralacydonidae_sp1

Number of individuals identified from taxon

unitless
Paraonidae

Number of individuals identified from taxon

unitless
Paraonidae_sp1

Number of individuals identified from taxon

unitless
Paraonidae_sp2

Number of individuals identified from taxon

unitless
Paraonidae_sp3

Number of individuals identified from taxon

unitless
Paraonidae_sp4

Number of individuals identified from taxon

unitless
Paraonidae_sp5

Number of individuals identified from taxon

unitless
Paraonidae_sp6

Number of individuals identified from taxon

unitless
Paraonidae_sp8

Number of individuals identified from taxon

unitless
Paraonidae_sp9

Number of individuals identified from taxon

unitless
Paraonidae_sp10

Number of individuals identified from taxon

unitless
Paraonidae_sp11

Number of individuals identified from taxon

unitless
Paraonidae_sp12

Number of individuals identified from taxon

unitless
Paraonidae_sp13

Number of individuals identified from taxon

unitless
Paraonidae_sp14

Number of individuals identified from taxon

unitless
Aricidea_sp

Number of individuals identified from taxon

unitless
Cirrophorus_sp1

Number of individuals identified from taxon

unitless
Phyllodocidae

Number of individuals identified from taxon

unitless
Phyllodocidae_sp1

Number of individuals identified from taxon

unitless
Phyllodocidae_sp2

Number of individuals identified from taxon

unitless
Pilargidae

Number of individuals identified from taxon

unitless
Pilargidae_sp1

Number of individuals identified from taxon

unitless
Polynoidae

Number of individuals identified from taxon

unitless
Polynoidae_sp1

Number of individuals identified from taxon

unitless
Polynoidae_sp2

Number of individuals identified from taxon

unitless
Polynoidae_sp3

Number of individuals identified from taxon

unitless
Polynoidae_sp4

Number of individuals identified from taxon

unitless
Sabellidae

Number of individuals identified from taxon

unitless
Sabellidae_sp1

Number of individuals identified from taxon

unitless
Sabellidae_sp2

Number of individuals identified from taxon

unitless
Sabellidae_sp3

Number of individuals identified from taxon

unitless
Sabellidae_sp4

Number of individuals identified from taxon

unitless
Sabellidae_sp5

Number of individuals identified from taxon

unitless
Sabellidae_sp6

Number of individuals identified from taxon

unitless
Sabellidae_sp8

Number of individuals identified from taxon

unitless
Scalibregmatidae

Number of individuals identified from taxon

unitless
Scalibregmatidae_sp1

Number of individuals identified from taxon

unitless
Serpulidae

Number of individuals identified from taxon

unitless
Siboglinidae

Number of individuals identified from taxon

unitless
Siboglinidae_sp1

Number of individuals identified from taxon

unitless
Lamellibrachia

Number of individuals identified from taxon

unitless
Sigalionidae

Number of individuals identified from taxon

unitless
spionidae

Number of individuals identified from taxon

unitless
spionidae_sp1

Number of individuals identified from taxon

unitless
spionidae_sp3

Number of individuals identified from taxon

unitless
spionidae_sp4

Number of individuals identified from taxon

unitless
spionidae_sp5

Number of individuals identified from taxon

unitless
spionidae_sp6

Number of individuals identified from taxon

unitless
spionidae_sp7

Number of individuals identified from taxon

unitless
spionidae_sp8

Number of individuals identified from taxon

unitless
spionidae_sp9

Number of individuals identified from taxon

unitless
spionidae_sp10

Number of individuals identified from taxon

unitless
Polydora

Number of individuals identified from taxon

unitless
Prionospio_sp1

Number of individuals identified from taxon

unitless
sphaerodoridae

Number of individuals identified from taxon

unitless
sphaerodoridae_sp1

Number of individuals identified from taxon

unitless
sphaerodoridae_sp2

Number of individuals identified from taxon

unitless
sphaerodoridae_sp3

Number of individuals identified from taxon

unitless
sphaerodoridae_sp4

Number of individuals identified from taxon

unitless
sphaerodoridae_sp5

Number of individuals identified from taxon

unitless
sphaerodoridae_sp6

Number of individuals identified from taxon

unitless
Sternaspidae

Number of individuals identified from taxon

unitless
Sternaspis_sp1

Number of individuals identified from taxon

unitless
Syllidae

Number of individuals identified from taxon

unitless
Terebellidae

Number of individuals identified from taxon

unitless
Trichobranchidae_sp1

Number of individuals identified from taxon

unitless
Trichobranchidae_sp2

Number of individuals identified from taxon

unitless
Trichobranchidae_sp3

Number of individuals identified from taxon

unitless
Oligochaeta_sp2

Number of individuals identified from taxon

unitless
Oligochaeta_sp3

Number of individuals identified from taxon

unitless
Amphipoda_unidentified

Number of individuals identified from taxon

unitless
Ampeliscidae

Number of individuals identified from taxon

unitless
Haploops_sp1

Number of individuals identified from taxon

unitless
Eusiridae

Number of individuals identified from taxon

unitless
Rhachotropis_cfrossi

Number of individuals identified from taxon

unitless
Ischyroceridae

Number of individuals identified from taxon

unitless
Bonnierella_cfcampensis

Number of individuals identified from taxon

unitless
Bonnierella_cfdimorpha

Number of individuals identified from taxon

unitless
Liljeborgiidae

Number of individuals identified from taxon

unitless
Idunella_sp1

Number of individuals identified from taxon

unitless
Lysianassoidea

Number of individuals identified from taxon

unitless
Wecomedon_sp1

Number of individuals identified from taxon

unitless
Oedicerotidae

Number of individuals identified from taxon

unitless
Monoculodes_cfanophthalma

Number of individuals identified from taxon

unitless
Monoculodes_cfbousfieldi

Number of individuals identified from taxon

unitless
Monoculodes_cfrecandesco

Number of individuals identified from taxon

unitless
Monoculodes_sp4

Number of individuals identified from taxon

unitless
Pardaliscidae

Number of individuals identified from taxon

unitless
Pardaliscopsis_sp1

Number of individuals identified from taxon

unitless
Photidae

Number of individuals identified from taxon

unitless
Posophotis_sp1

Number of individuals identified from taxon

unitless
Phoxocephalidae

Number of individuals identified from taxon

unitless
Harpinia_sp1

Number of individuals identified from taxon

unitless
Pleustidae

Number of individuals identified from taxon

unitless
Stenopleustes_cfmonocuspis

Number of individuals identified from taxon

unitless
Synopiidae

Number of individuals identified from taxon

unitless
Syrrhoites_sp1

Number of individuals identified from taxon

unitless
Diastylidae

Number of individuals identified from taxon

unitless
Leptostylis_sp1

Number of individuals identified from taxon

unitless
Lampropidae

Number of individuals identified from taxon

unitless
Bathylamprops_sp1

Number of individuals identified from taxon

unitless
Leuconidae

Number of individuals identified from taxon

unitless
Eudorella

Number of individuals identified from taxon

unitless
Eudorella_cfhispida

Number of individuals identified from taxon

unitless
Leucon

Number of individuals identified from taxon

unitless
Leucon_cfamericanus

Number of individuals identified from taxon

unitless
Leucon_cfsimanensis

Number of individuals identified from taxon

unitless
Paraleucon_nov_sp

Number of individuals identified from taxon

unitless
Nannastacidae

Number of individuals identified from taxon

unitless
Campylaspis_sp1

Number of individuals identified from taxon

unitless
Pavlovskeola_sp1

Number of individuals identified from taxon

unitless
Desmosomatidae

Number of individuals identified from taxon

unitless
Prochelator_cfkeenani_novsp

Number of individuals identified from taxon

unitless
Prochelator_sp2

Number of individuals identified from taxon

unitless
Chelator_sp1

Number of individuals identified from taxon

unitless
Chelator_cfauquabalis

Number of individuals identified from taxon

unitless
Chelator_cfbrevicaudus

Number of individuals identified from taxon

unitless
Desmosoma_sp1

Number of individuals identified from taxon

unitless
Desmosoma_sp2

Number of individuals identified from taxon

unitless
Desmosoma_sp3

Number of individuals identified from taxon

unitless
Munnopsidae

Number of individuals identified from taxon

unitless
Betamorpha_sp1

Number of individuals identified from taxon

unitless
Eurycope_sp1

Number of individuals identified from taxon

unitless
Ilyarachna_sp

Number of individuals identified from taxon

unitless
Pseudarachna_sp1

Number of individuals identified from taxon

unitless
Nannoniscidae

Number of individuals identified from taxon

unitless
Nannoniscus_sp1

Number of individuals identified from taxon

unitless
Stenetriidae

Number of individuals identified from taxon

unitless
Tenupedunculus_novsp

Number of individuals identified from taxon

unitless
Agathotanaidae

Number of individuals identified from taxon

unitless
Agathotanais_hanseni

Number of individuals identified from taxon

unitless
Paragathotanais

Number of individuals identified from taxon

unitless
Paragathotanais_cfmedius

Number of individuals identified from taxon

unitless
Paranarthrura

Number of individuals identified from taxon

unitless
Paranarthrura_similis

Number of individuals identified from taxon

unitless
Akanthophoridae

Number of individuals identified from taxon

unitless
Parakanthophoreus_sp1

Number of individuals identified from taxon

unitless
Anarthruridae

Number of individuals identified from taxon

unitless
Anarthrurella_sp1

Number of individuals identified from taxon

unitless
Apseudidae

Number of individuals identified from taxon

unitless
Leviapseudes_wolffi

Number of individuals identified from taxon

unitless
Coalecerotanais_novsp

Number of individuals identified from taxon

unitless
Leptognathiidae

Number of individuals identified from taxon

unitless
Leptognathia_spA

Number of individuals identified from taxon

unitless
Leptognathia_spB

Number of individuals identified from taxon

unitless
Pseudotanaidae

Number of individuals identified from taxon

unitless
Pseudotanais

Number of individuals identified from taxon

unitless
Pseudotanais_P_corollatus

Number of individuals identified from taxon

unitless
Pseudotanais_P_inflatus

Number of individuals identified from taxon

unitless
Tanaellidae

Number of individuals identified from taxon

unitless
Araphura_cfbrevimanus

Number of individuals identified from taxon

unitless
Araphura_cffiliformis

Number of individuals identified from taxon

unitless
Araphura_sp3

Number of individuals identified from taxon

unitless
Tanaella_cfrotundicephala

Number of individuals identified from taxon

unitless
Typhlotanaidae

Number of individuals identified from taxon

unitless
Typhlotanoides_sp1

Number of individuals identified from taxon

unitless
Typhlotanais_cfwilliamsae

Number of individuals identified from taxon

unitless
Unidentified_Bivalvia

Number of individuals identified from taxon

unitless
Arcidae

Number of individuals identified from taxon

unitless
Arcidae_sp1

Number of individuals identified from taxon

unitless
Cuspidaridae

Number of individuals identified from taxon

unitless
Cuspidaria_sp1

Number of individuals identified from taxon

unitless
Limidae

Number of individuals identified from taxon

unitless
Limidae_sp1

Number of individuals identified from taxon

unitless
Myidae

Number of individuals identified from taxon

unitless
Nuculanidae

Number of individuals identified from taxon

unitless
Nuculana_sp1

Number of individuals identified from taxon

unitless
Nuculanidae_sp2

Number of individuals identified from taxon

unitless
Nuculanidae_sp4

Number of individuals identified from taxon

unitless
Solemyidae

Number of individuals identified from taxon

unitless
Vesicomyidae

Number of individuals identified from taxon

unitless
Vesicomyidae_sp1

Number of individuals identified from taxon

unitless
Vesicomyidae_sp3

Number of individuals identified from taxon

unitless
Vesicomyidae_sp4

Number of individuals identified from taxon

unitless
Vesicomyidae_sp5

Number of individuals identified from taxon

unitless
Calyptogena_sp1

Number of individuals identified from taxon

unitless
Yoldiidae

Number of individuals identified from taxon

unitless
Gastropoda_uniden

Number of individuals identified from taxon

unitless
Eulimidae

Number of individuals identified from taxon

unitless
Eulimidae_sp1

Number of individuals identified from taxon

unitless
Hyalagyrinidae

Number of individuals identified from taxon

unitless
Hyalogyrinidae_sp1

Number of individuals identified from taxon

unitless
Hyalogyrinidae_sp2

Number of individuals identified from taxon

unitless
Lepetodrilidae

Number of individuals identified from taxon

unitless
Limacinidae

Number of individuals identified from taxon

unitless
Provannidae

Number of individuals identified from taxon

unitless
Provanna_sp1

Number of individuals identified from taxon

unitless
Provanna_sp2

Number of individuals identified from taxon

unitless
Pteropoda

Number of individuals identified from taxon

unitless
Thecosomata_sp1

Number of individuals identified from taxon

unitless
Retiskenea

Number of individuals identified from taxon

unitless
Scissurellidae

Number of individuals identified from taxon

unitless
Skeneidae

Number of individuals identified from taxon

unitless
Fucaria_sp1

Number of individuals identified from taxon

unitless
Aplacophora

Number of individuals identified from taxon

unitless
Aplacophora_sp1

Number of individuals identified from taxon

unitless
Aplacophora_sp2

Number of individuals identified from taxon

unitless
Aplacophora_sp3

Number of individuals identified from taxon

unitless
Aplacophora_sp6

Number of individuals identified from taxon

unitless
Scaphopoda_sp1

Number of individuals identified from taxon

unitless
Scaphopoda_sp2

Number of individuals identified from taxon

unitless
Acari

Number of individuals identified from taxon

unitless
Decapoda

Number of individuals identified from taxon

unitless
Pycnogonida

Number of individuals identified from taxon

unitless
Cnidaria

Number of individuals identified from taxon

unitless
Echinodermata

Number of individuals identified from taxon

unitless
Holothuria

Number of individuals identified from taxon

unitless
Ophiuroidea

Number of individuals identified from taxon

unitless
Enteropneusta

Number of individuals identified from taxon

unitless
Hydroidea

Number of individuals identified from taxon

unitless
Nemertea

Number of individuals identified from taxon

unitless
Priapulida

Number of individuals identified from taxon

unitless
Unknown

Number of individuals identified from taxon

unitless

[ table of contents | back to top ]

Deployments

AT37-13

Website
Platform
R/V Atlantis
Start Date
2017-05-20
End Date
2017-06-11
Description
More cruise information is available from Rolling Deck to Repository (R2R): *  https://www.rvdata.us/search/cruise/AT37-13https://doi.org/10.7284/907684

AT37-13_Alvin_Dives

Website
Platform
HOV Alvin
Start Date
2017-05-21
End Date
2017-06-08
Description
Collections of seep organisms in sediments and on rocks.

AT42-03

Website
Platform
R/V Atlantis
Start Date
2018-10-17
End Date
2018-11-06
Description
More cruise information is available from Rolling Deck to Repository (R2R):  * https://www.rvdata.us/search/cruise/AT42-03 * https://doi.org/10.7284/908473

AT42-03_Alvin_Dives

Website
Platform
HOV Alvin
Start Date
2018-10-17
End Date
2018-11-04


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Project Information

Collaborative research: Quantifying the biological, chemical, and physical linkages between chemosynthetic communities and the surrounding deep sea (Costa Rica Seeps)

Coverage: Costa Rica Pacific Margin


NSF abstract:
If life were to disappear from the deep sea, would we notice? We only have a cursory understanding of this vast region and the connectivity among its communities and the rest of the oceans, and yet the ecosystems of the deep sea have been implicated in the larger function of the global marine ecosystems. We now rely on the deep ocean for food, energy, novel drugs and materials, and for its role in the global cycling of carbon, as well as for supporting services such as habitat creation, nutrient replenishment for shallow waters, and the maintenance of biodiversity. Cold seeps, active areas of the seafloor where methane and other chemicals are released, are key features along the continental margins worldwide. To characterize how methane seep communities interact with the surrounding ecosystems and vice versa, we will study methane seeps off the Pacific coast of Costa Rica in 2017 and 2018. It is the sphere of influence around the seep, both along the seafloor and up into the water column, that we seek to better understand. We will map the structure and the chemistry surrounding these habitats using a novel 3-dimensional framework, combining typical transects with vertical characterizations of the water column just above the seafloor. This will include measurements of methane flux into the water column and changes in the overlying carbonate chemistry and oxygen levels that are critical to our understanding of the effect of warming, oxygen loss and ocean acidification in this region. Within this framework, we will collect seep organisms in sediments and on rocks (including all sizes from microbes to large animals), and transplant some of these from within the area of seep influence to the background deep sea, and vice-versa. Together, these studies will help us to measure the size of the seep sphere of influence, and also demonstrate the role of these seeps within the deep sea and the greater, global, marine ecosystem. We will share this information with a group of teachers during a series of workshops in the San Diego area, at an exhibit at the Birch Aquarium, and through the work of an artist who has worked extensively with marine organisms in extreme environments.

Chemosynthetic ecosystems are inextricably linked to the broader world-ocean biome and global biogeochemical cycles in ways that we are just beginning to understand. This research will identify the form, extent, and nature of the physical, chemical, and biological linkages between methane seeps and the surrounding deep-sea ecosystem. The proposed research builds critical understanding of the structural and functional processes that underpin the ecosystem services provided by chemosynthetic ecosystems. We target a critical continental margin, Costa Rica, where methane fates and dynamics loom large and play out in an setting that reflects many oceanographic stressors. We will use quantitative sampling and manipulative studies within a 3-dimensional oceanographic framework. We will ask what are the shapes of the diversity and density functions for organisms of different size classes and trophic position over the transition from the seep habitat through the ecotone to the background deep sea? Further, we will ask how do depth, dissolved oxygen concentrations, pH and carbonate ion availability, relative rates of fluid flux, and substrate (biogenic, authigenic carbonate, sediments) alter these linkages and interactions with the surrounding deep sea? Evidence for distinct transitional communities and biotic patterns in density and alpha and beta diversity will be quantified and placed in a global biogeographic context. All of these investigations will occur across biological size spectra: for microorganisms (archaea, bacteria, microeukaryotes), the macrofauna, and the megafauna that form biogenic habitats. Our research results will be interpreted in the context of potential effects of global ocean change in the equatorial Pacific to determine how the linkages with the surrounding deep sea will be altered as anthropogenic impacts proceed in the future. 

Related publications:
Levin, L.A., V.J. Orphan, G.W. Rouse, W. Ussler, A. E. Rathburn, G. S. Cook, S. Goffredi, E. Perez, A. Waren, B. Grupe, G. Chadwick, B. Strickrott. (2012). A hydrothermal seep on the Costa Rica margin: Middle ground in a continuum of reducing ecosystems. Proc. Royal Soc. B. 279: 2580-88 doi: 10.1098/rspb.2012.0205

Sahling, H., Masson, D. G., Ranero, C. R., Hühnerbach, V., Weinrebe, W., Klaucke, I., & Suess, E. (2008). Fluid seepage at the continental margin offshore Costa Rica and southern Nicaragua. Geochemistry, Geophysics, Geosystems 9: doi: 10.1029/2008GC001978



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Funding

Funding SourceAward
NSF Division of Ocean Sciences (NSF OCE)

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