Instrument: calipers

Acronym:
External Identifier:

Description

A caliper (or "pair of calipers") is a device used to measure the distance between two opposite sides of an object. Many types of calipers permit reading out a measurement on a ruled scale, a dial, or a digital display.


Dataset NamePI-Supplied DescriptionPI-Supplied Name
Individual oyster results from an oyster reciprocal transplant experiment conducted at two sites in an estuary in NE Florida between August 2019 and May 2020Length, width, and thickness of the top valve were measured with digital calipers (Rexbeti 0-1" digital micrometer). Rexbeti 0–1” Digital Micrometer
Growth of Antarctic krill (Euphausia superba) from a 1-month experiment at ambient conditions, ambient temperature and elevated pCO2, or elevated temperature and elevated pCO2, Jan-Feb. 2014Used to measure krill uropod and total lengths. Fowler digital calipers
Growth of Antarctic krill (Euphausia superba) from a 1-month experiment at ambient conditions, ambient temperature and elevated pCO2, or elevated temperature and elevated pCO2, Jan-Feb. 2015Used to measure krill uropod and total lengths. Fowler digital calipers
Growth of Antarctic krill (Euphausia superba) from an experiment at two temperatures and three pH levels, Feb-Mar. 2015Used to measure krill uropod and total lengths. Fowler digital calipers
calipers
Percent cover of algal habitat types on a by-transect and/or subsample basis recorded during emergent and rapid emergent surveys conducted in the subtidal zone of northern California, Sonoma and Mendocino counties, from 1999 to 2023calipers
Settlement rates of fishes and crab megalopa within Artificial Seagrass Units (ASU) in Back Sound, NC from June to August 2018
Relative crab mortality (binomial) data from a tethering experiment in summer 2017 in Back Sound, North CarolinaElectronic calipers – INOX waterproof IP54 INOX waterproof IP54
Juvenile oyster shell strength measurements from a dose response assay of chemical cues homarine and trigonelline conducted at Dauphin Island Sea Lab, Dauphin Island, AL in June - August 2021Vernier digital caliper
Juvenile oyster shell strength measurements from a dose response experiment with an array of blue crab urine concentrations conducted at Dauphin Island Sea Lab, Dauphin Island, AL in August - Oct 2022Vernier digital caliper
Faunal ID, size and biomass on oyster reefs in Quonochontaug Pond, RI from July-August 2018 and September-October 2018Vernier calipers were used for measuring organism sizes to the nearest 0.1mm (e.g. https://www.fishersci.com/shop/products/plastic-vernier-calipers/nc9280794). Vernier calipers
Counts of organisms recorded during emergent and rapid emergent surveys conducted in the subtidal zone of northern California, Sonoma and Mendocino counties, from 1999 to 2023calipers
Upward vertical growth of P. damicornis measured from a dye line, 2018-2019Used to measure coral growth Fisher Scientific Traceable Electronic Digital Caliper; manufacturer – Control Company; model # - 14-648-17, FB70250, 32599
Growth rate of Peyssonnelid Algal Crusts at two sites and depths in Great Lameshur Bay, St. John, USVI as recorded in August 2019 and January 2020calipers
Interactions of scleractinian corals with Peyssonnelid Algal Crusts at two sites and depths in Great Lameshur Bay, St. John, USVI as recorded in August 2019 and January 2020calipers
Data on how nutrient and sediment loading affect coral functionality in a tropical branching coralcalipers
Littorina obtusata shell length, shell thickness, and tissue mass measured during a field experiment conducted at 12 sites in the Gulf of Maine from April to August 2021Shell length and shell thickness was measured with digital calipers (Trussell 1996). Fowler UltraCal III digital calipers
Morphological Characteristics of Oysters from Predator Experiments at the Dauphin Island Sea Lab, AL, May-July 2019digital calipers
Morphological Characteristics of Oysters from Predator Experiments at the Dauphin Island Sea Lab, AL from July to October 2020digital calipers
Juvenile oyster shell strength measurements from predator cue bioassay experiments with treatments including blue crab urine, homarine, and trigonelline conducted at Dauphin Island Sea Lab, Dauphin Island, AL between June and August of 2020Vernier digital caliper
Predator size and abundance data from oyster reefs in a northeast Florida estuary collected between April and August 2019 as part of an oyster reciprocal transplant experiment
Adult oyster growth from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Adult oyster survival from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Juvenile oyster condition index from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Juvenile oyster growth from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Juvenile oyster survival from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Oyster recruitment from risk-addition experiment conducted on oyster reefs in the Guana Tolomato Matanzas National Estuarine Research Reserve from June to November 2012
Shoot measurements (sheath length and width) for the eelgrass (Zostera marina) shoots sampled for whole genome sequencing collected from Bodega and Tomales Bay, CA, USA from July to September 2019calipers
Lengths of organisms recorded during emergent and rapid emergent surveys conducted in the subtidal zone of northern California, Sonoma and Mendocino counties, from 1999 to 2023calipers
Percent coverage along a transect or subsample of each of four substrate types recorded during emergent and rapid emergent surveys conducted in the subtidal zone of northern California, Sonoma and Mendocino counties, from 1999 to 2023calipers
Sea urchin frequency and diameters as surveyed in Sitka Sound and Torch Bay, Alaska