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Water level, temperature, and salinity time-series data from nearshore coral reef locations along the west coast of Hawaii Island (2010-2011)

Dates

Publication Date
Start Date
2010-06-24
End Date
2011-11-09

Citation

Grossman, E.E., and Marrack, L., 2019, Nearshore water properties and estuary conditions along the coral reef coastline of west Hawaii Island (2010-2014): U.S. Geological Survey data release, https://doi.org/10.5066/F7154FJQ.

Summary

Time-series data of water level, water temperature, and salinity were collected at 10 locations along west Hawaii Island between 2010 and 2011 in nearshore coral reef settings. Conductivity-temperature-depth sensors were attached to fossil limestone, rock, or dead coral within otherwise healthy coral reef settings spanning water depths of 8 to 23 ft. Continuous measurements were made every 10 or 20 minutes.

Contacts

Attached Files

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WaterLevel-Temp-SalinityTimeSeries_SensorLocationMap.png thumbnail 547.61 KB image/png
WaterLevel-Temp-SalinityTimeSeries.csv 7.65 MB text/csv

Purpose

Continuous quantitative data from a range of depths and distances from shore were collected to characterize the temporal and spatial variability in water temperatures and salinity that influence coral reef habitats, coral health and the vulnerability of coral to bleaching. These data also establish important baseline information with which to track and identify changes owing to climate and land use change, including changes in runoff of terrestrial water and contaminants that can affect the quality of habitat for corals, fish and other wildlife of concern. Along the arid west coast of Hawaii Island terrestrial inputs of water occur primarily in the form of groundwater and this study focused on examining the extent that groundwater inputs to the coast influences coral reef water temperatures, coral health, and potential cold water refugia where corals may find resilience in light of observed increases in global coral bleaching associated with rising sea surface temperatures.

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