Search Data.gov
Found 155 dataset(s) matching "Visual observation and photographs".
-
The aerial surveys of Whales data in this accession were collected from aircraft by Don Llungblad over the Chukchi Sea between September 1987 and October 1988 by Sea World Research Institute, San...
-
A team from the Pacific Islands Fisheries Science Center (PIFSC), Coral Reef Ecosystem Program (CREP) deployed on a two-week research cruise in November 2015 to evaluate the impacts of the 2015...
-
Benthic, fish, and macroinvertebrate census data are collected from sites around Micronesia as part of the ongoing Micronesia Challenge. Information on the program can be found at...
-
This archive package contains data on species composition, density, size, and abundance for coral reef fish as well as coral counts, benthic cover, and macroalga cover in the West Hawaii Habitat...
-
Gray whale (Eschrichtius robustus) survey and sightings data from 1993 - 2014 collected by the National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) personnel. Gray...
-
The benthic cover data in this collection result from the analysis of images produced by benthic photo-quadrat surveys. These surveys were conducted along transects at stratified random sites...
-
Aerial photographic surveys for bowhead whales were conducted near Point Barrow, Alaska, from 19 April to 6 June in 2011. Approximately 4,594 photographs containing 6,801 bowhead whale images were...
-
The data described here result from benthic coral demographic surveys within belt transects of specified length and width for two life stages (juveniles and adults) across the US Pacific since...
-
The Commonwealth of the Northern Mariana Islands’ Long-term Marine Monitoring Program (LTMMP) has extensively gathered monitoring data across the region. LTMMP divers have collected data from...
-
This collection includes various coral reef data that was extracted by analyses of Structure-from-Motion (SfM) imagery of coral reef ecosystems across the Pacific Islands Regions by the Ecosystem...
-
To better understand the functional roles of parrotfishes on Caribbean coral reefs we documented abundance, habitat preferences, and diets of nine species of parrotfishes (Scarus coelestinus,...
-
Declines in the health of coral reef ecosystems lead scientists to search for factors that support reef resilience: the ability of reefs to resist environmental stress and recover when they have...
-
This dataset contains Bathythermograph (XBT) and Marine Mammal Sighting and Census data. The Marine Mammal Sighting and Census data type contains data from field observations of marine mammals...
-
The accession contains two analogue magnetic tapes of marine mammal sounds (Whales) collected as part of Outer Continental Shelf Environmental Assessment Project (OCSEAP) in May 1980. Cruise,...
-
Bird species and population data, and related environmental data were collected from a transect following the coast of Antarctica. Data are contained in three sequential files: ANT 283, ANT 383...
-
Coral adult and juvenile coral colony demographic data described in this dataset are derived from the GIS analysis of benthic photomosaic imagery for a methods comparison with in situ diver data....
-
This data set consists of Pelagic bird sighting data from the Bering Sea and the Gulf of Alaska. These data were collected early in the Outer Continental Shelf Environmental Assessment Program...
-
This data set presents raw data that supports the article "Submarine groundwater discharge differentially modifies photosynthesis, growth, and morphology for two species of Gracilaria...
