Downloadable DataBenthic Surveys in Vatia, American Samoa: comprehensive assessment of coral demography (adult and juvenile corals) from belt transect surveys between 2015-11-02 and 2015-11-12 (NCEI Accession 0165016)
Metadata Thumbnail Jurisdictional managers have expressed concerns that nutrients from the village of Vatia, Tutuila, American Samoa, are having an adverse effect on the adjacent coral reef ecosystem. Excess nutrient loads promote increases in algal growth that can have del...
Downloadable DataBenthic cover derived from photo transects in Vatia, American Samoa from 2015-11-02 to 2015-11-12 (NCEI Accession 0169726)
Metadata Thumbnail The benthic cover data described here were generated from the quantitative analysis of photoquadrat benthic images using image analysis software, whereby random points are projected on each image and the benthic elements falling directly underneath each p...
Downloadable DataNCCOS Assessment: Water Quality Data to Assess Eutrophication Effects on Coral Ecosystem Health in Vatia Bay, American Samoa from 2015-05-13 to 2018-08-28 (NCEI Accession 0208020)
Metadata Thumbnail This dataset represents three years of water quality data collected in Vatia Bay, American Samoa. A standard suite of nutrient parameters (nitrate, nitrite, ammonium, urea, total nitrogen, orthophosphate, total phosphorus and silica), as well as tracers o...