Zooplankton Biomass Data from Gulf of Alaska Fjords, 2010-2011

공공데이터포털

This dataset includes zooplankton biomass from Prince William Sound, Icy Bay and Yakutat Bay, Alaska. Zooplankton were sampled with a ring net (0.6 m diameter with 211 µ mesh) on a 50 m vertical haul or to within 5 m of the bottom in shallow water. Zooplankton samples were identified to species and life stage when possible.

Macrozooplankton Hydroacoustic Index Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing echointegration data of macrozooplankton from three regions of Prince William Sound, Alaska that typically contain foraging aggregations of humpback whales.

Hydroacoustic Survey Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This datasets consist of multiple tables (one for each sample station and frequency), providing echointegration data from forage fish survey transects in Prince William Sound, Alaska. Each file contains analysis exports from EchoView Software Pty Ltd. ver. 7.1.29.30212.

Marine Bird and Mammal Survey Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing the results of surveys conducted to document the summer at-sea distribution and abundance of marine birds and mammals in Prince William Sound, Alaska. Surveys followed standard U.S. Fish and Wildlife protocols for strip surveys. Data include: transect ID, date, time, latitude, longitude, record number, data type, animal species, count, behavior, plumage, distance, observers, observer conditions, the altitude of the survey, ice presence, trip ID, beaufort, transect type, transect width, and comments.

Forage Fish Catch Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing fish catch data from summer surveys in Prince William Sound, Alaska. Data includes: date, time, latitude, longitude, fish common name, and fish count. Various catch methods were used to obtain fish samples for aerial and hydroacoustic validations, including: modified herring trawl, purse seine, beach seine, gillnet, cast net, dip net, and jig.

Nutrient Depth Profile Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing the concentrations of inorganic nutrients (NO2, NO3, PO4, and SiOH4) in water samples collected during summers from multiple depths at sampling stations throughout Prince William Sound, Alaska.

Forage Fish Morphology Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing fish morphology data from summer surveys in Prince William Sound, Alaska. Data includes: date, time, latitude, longitude, fishing method, fish common name, total length, fork length, weight, and whether or not that fish was saved. Various catch methods were used to obtain fish samples for aerial and hydroacoustic validations, including: modified herring trawl, purse seine, beach seine, gillnet, cast net, dip net, and jig.

Hydroacoustic Survey Data from Lower Cook Inlet, Alaska

공공데이터포털

This dataset consists of one table with Area Backscattering Coefficient (ABC) data from hydroacoustic transect surveys collected around two seabird nesting colonies on Gull and Chisik Islands in lower Cook Inlet, Alaska.

Forage Fish Aerial Validation Data from Prince William Sound, Alaska

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, pelagic monitoring component. This dataset consists of one table, providing fish aerial validation data from summer surveys in Prince William Sound, Alaska. Data includes: date, location, latitude, longitude, aerial ID, validation ID, total length and validation method. Various catch methods were used to obtain fish samples for aerial validations, including:cast net, go pro, hydroacoustics, jig, dip net, gill net, purse seine, photo and visual identification.

Rocky Intertidal Data from Prince William Sound, Katmai National Park and Preserve, and Kenai Fjords National Park

공공데이터포털

These data are part of the Gulf Watch Alaska (GWA) long-term monitoring program, nearshore monitoring component. The dataset consists of 10 tables of data organized into four folders. The data are presented in Comma Separated Value (CSV) format exported from a Microsoft Access relational database. The tables are: 1) invertebrate taxonomy, 2) limpet size, 3) limpet counts, 4) Nucella, Katharina, and Lirabuccinum counts, 5) rocky intertidal cover, 6) rocky intertidal percent cover, 7) rocky intertidal top layer percent cover, 8) rocky intertidal substrate percent cover, 9) sea star counts, and 10) sea star disease.