Parameter: area_measured

Short Description: area_measured
Short Name: area_measured
Official Name: area_measured
Units: various
External Identifier: skos:exactMatch: http://www.ontobee.org/ontology/PATO?iri=http://purl.obolibrary.org/obo/PATO_0001323

Description

Area is the quantity that expresses the extent of a two-dimensional region, shape, or planar lamina, in the plane.

DatasetPI-Supplied DescriptionPI-Supplied Name
Landscape parameters of seagrass, fish and macroinvertebrate communities within Artificial Seagrass Units (ASU) in Back Sound, NC from July to September 2018The sum of 2 times the logarithm of patch perimeter (meters) divided by the logarithm of patch area (square meters) for each patch in the landscape, divided by the number of patches; the raster formula is adjusted to correct for the bias in perimeter frac.dim.index
Landscape parameters of seagrass, fish and macroinvertebrate communities within Artificial Seagrass Units (ASU) in Back Sound, NC from July to September 2018Total landscape perimeter (meters), divided by the square root of the total landscape area (square meters), adjusted by a constant for a circular standard (vector) or square standard (raster) landscape.shape.index
Landscape parameters of seagrass, fish and macroinvertebrate communities within Artificial Seagrass Units (ASU) in Back Sound, NC from July to September 2018Total landscape perimeter (meters) divided by the total landscape area (square meters) perim.area.ratio
Images and associated metadata of individually classified particles imaged and quantified in sediment trap gel layers collected on four research cruises conducted between 2015 and 2018particle 2-dimensional area Area
Observations of Copepod Reactions to Sinking Aggregates Experiments 2019the projected area of the aggregate (in cm squared) measured from the image when the copepod reacted. If the copepod did not react, the aggregate area was measured from an arbitrary image where the aggregate was completely visible. Aggregate_Area_cm2
Crustracean population surveys pre- and post-hurricane Irma from seagrass flats in the Florida Keys, USA from 2017 to 2019Area of quadrat Area
Sea urchin (Diadema mexicanum) counts from video transects of reefs off Pacific Panama collected between 2016 and 2018Area covered by the video transect Area
Eelgrass disease metrics from ecological field surveys along the eastern Pacific coast in June through August of 2019, 2020, and 2021.Total leaf area of the blade that was scanned for disease. (3rd rank leaf at all sites except 2nd rank at Oregon) Blade_Area
Eelgrass disease metrics from ecological field surveys along the eastern Pacific coast in June through August of 2019, 2020, and 2021.Leaf area with healthy tissue Healthy_Area
Eelgrass disease metrics from ecological field surveys along the eastern Pacific coast in June through August of 2019, 2020, and 2021.Leaf area with disease lesions Lesion_Area
Eelgrass shoot density measurements taken during ecological field surveys along the eastern Pacific coast in June through August of 2019, 2020, and 2021. Size (area) of quadrat used to measure seagrass and macroalgae cover in the field Cover_Quadrat_Size
Eelgrass shoot density measurements taken during ecological field surveys along the eastern Pacific coast in June through August of 2019, 2020, and 2021. Size (area) of quadrat used to measure seagrass shoot densities in the field Density_Quadrat_Size
Eelgrass shoot metrics from ecological field surveys in six regions along the eastern Pacific coast in June through August of 2019, 2020, and 2021. Blade area of scanned blade calculated from measurements of length and width made by hand in the lab Blade_Area_Hand
Epifluorescence Microscopy Water Column Samples from R/V Tangaroa TAN1810 in the Chatham Rise (Subtropical and Sub-Antarctic waters off of New Zealand) from October to November 2018 (Salp Food Web Ecology project)Area of the cell Area
Field measurements of periostracum cover of mussels (Mytilus californianus) from focal population at Marshall Gulch Beach, CA in July and August 2022Shell area: average mussel valve area measurement between both mussel valves (ImageJ) shell_A_avg
Filter area measurements from Oikopleura dioica tail beat kinematics and particle tracking experiments conducted in December 2015Filter area measured in ImageJ Area
Phenotypic plasticity in sand dollars in response to predators at the Friday Harbor Laboratories, WA, USA and in sea urchins from Southern Maine, USA from 2018 to 2019Disk area calculated from DD1 and DD2 assuming elliptical shape. Area_um
Mask R-CNN and U-Net model and output of coral reef halo measurements based on global multispectral satellite imageryHalo area hArea_m2
Mask R-CNN and U-Net model and output of coral reef halo measurements based on global multispectral satellite imageryLog-transformed halo area log_hArea_m2
Mask R-CNN and U-Net model and output of coral reef halo measurements based on global multispectral satellite imageryLog-transformed reefarea log_rArea_m2
Mask R-CNN and U-Net model and output of coral reef halo measurements based on global multispectral satellite imageryReef area rArea_m2
Morphology and features of Millepora colonies at Cabritte Horn (St.John, US Virgin Islands) from 1992-2021Area of Millepora in each image Area_Millepora
Ice core Be7 concentrations from the MOSAIC expedition on the R/V Polarstern in the Central Arctic Ocean from October 2019 to May 2020Horizontal sample area AREA_SAMPLED
Snow and frost flower Be7 concentrations from the MOSAIC expedition on the R/V Polarstern in the Central Arctic Ocean from October 2019 to May 2020Horizontal sample area AREA_SAMPLED
Lab incubations of mussels (Mytilus californianus) examining the influence of periostracum cover and pH on external shell dissolution at Marshall Gulch Beach, CA from August 2021 to March 2022Mussel valve area measurement (ImageJ) shell_A
Lab incubations of mussels (Mytilus californianus) examining the influence of simulated abrasion of periostracum on external shell dissolution at Marshall Gulch Beach, CA from August 2021 to March 2022Mussel valve area measurement (ImageJ) shell_A
Sponge volume from repeated surveys in St. Thomas, U.S. Virgin Islands, before and after the 2017 hurricane seasonQuadrat unique identifier quadrat
Quadrat species counts and measurements along the Northern Central California coast from 2017 to 2021The area of a sector Quadrat_Area
Quadrat sampling information along the Northern Central California coast from 2017 to 2021Area of the sector Quadrat_Area
Quantification of ciliated band length per unit protein in early echinoderm larvae (biometirc data), collected between 2020 and 2022 in the laboratory at California State University, Long Beach.Stomach area calculated from stomach length and stomach width sa
Ecological results of SCTLD multi-species transmission experiment at the University of the Virgin Islands Center for Marine and Environmental StudiesChange in area of lesion Change_in_area_of_lesion
Sea urchin frequency and diameters as surveyed in Sitka Sound and Torch Bay, AlaskaArea of quadrat Quadrat_Area