https://doi.org/10.82144/55031a31 https://www.gbif.org/dataset/d8125c76-b612-4db0-b8a7-750d5988bc15 https://seamap.env.duke.edu/dataset/138 https://obis.org/dataset/a7841d06-b5da-4e2a-8973-aa1757b3c39a Kimberly Goetz Duke University Primary contact ktg4@duke.edu Janice Waite National Marine Mammal Laboratory Primary contact Janice.Waite@noaa.gov OBIS-SEAMAP Marine Geospatial Ecology Lab, Duke University

A328 LSRC building Durham NC 27708 US

seamap-contact@duke.edu https://seamap.env.duke.edu OBIS-SEAMAP Marine Geospatial Ecology Lab, Duke University

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seamap-contact@duke.edu https://seamap.env.duke.edu distributor Kimberly Goetz Duke University Primary contact ktg4@duke.edu owner Janice Waite National Marine Mammal Laboratory Primary contact Janice.Waite@noaa.gov owner 2025-09-11 eng Original provider: National Marine Mammal Laboratory Dataset credits: National Marine Mammal Laboratory Abstract: From 13 July to 24 August, 1993, a part of a larger study, waters off the Alaskan Peninsula were surveyed for killer whales (<i>Orcinus orca</i>) from the NOAA Glorita using line-transect methodology. To provide adequate coverage throughout the area, the study was limited to areas of known killer whale concentrations. The vessel was 44.8 m (147 ft) long and had a bridge height of 8.8 m (29 feet). Occurrence GBIF Dataset Type Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_type.xml Observation GBIF Dataset Subtype Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_subtype.xml Marine Biology Visual sighting Killer Whale Orcinus orca vessel survey survey abundance Vessels Sightings N/A This dataset and associated effort data were updated on September 8, 2005. Those who downloaded them before that date should renew them. This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0 License. https://seamap.env.duke.edu/dataset/138 Oceans,Alaskan Peninsula,Alaska -166.4095 -152.28167 58.0405 54.16117 1993-08-05 1993-08-11 Scientific names are based on the Integrated Taxonomic Information System (ITIS). species Balaenoptera acutorostrata Common minke whale species Balaenoptera physalus Fin whale order Cetacea Cetaceans species Megaptera novaeangliae Humpback whale species Orcinus orca Killer whale species Phocoena phocoena Harbor porpoise species Phocoenoides dalli Dall's porpoise The objectives of this study were as follows: <br> 1) Develop a photographic identification catalogue of each killer whale encountered, and its pod, to determine pod identity, distribution, and movements relative to annual survey effort, <br> 2) Obtain minimum population estimated of killer whales in the southeastern Bering Sea, central/eastern Aleutian Islands, western Gulf of Alaska (including Prince William Sound), and southeastern Alaska, and <br> 3) Establish baseline data for detecting annual changes in abundance. notPlanned Kimberly Goetz Duke University Primary contact ktg4@duke.edu Janice Waite National Marine Mammal Laboratory Primary contact Janice.Waite@noaa.gov NA NA NA Kimberly Goetz owner Janice Waite owner NA zd_138 2025-09-11T12:24:11-04:00 dataset Goetz, K. and J. Waite. 2004. NMML Killer Whale Vessel, Alaska Peninsula 1993. Version 1.7.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/55031a31. Dahlheim. M.E. 1994. Abundance and distribution of killer whales (Orcinus orca) in Alaska, 1993. Annual report for 1992 to the Office of Protected Resources, NMFS, NOAA, Silver Spring, MD28 pp. OBIS-SEAMAP Dataset Page UTF-8 Interactive map https://seamap.env.duke.edu/dataset/138 FGDC Metadata UTF-8 XML https://seamap.env.duke.edu/dataset/138/fgdc EML Metadata UTF-8 XML https://seamap.env.duke.edu/dataset/138/eml OBIS-SEAMAP zd_138 zd_138