NMML Killer Whale Vessel, Alaska Peninsula 1993 ...

• Main Authors: Goetz, Kimberly, Waite, Janice
• Format: Dataset
• Language: English
• Published: OBIS-SEAMAP 2021
• Subjects: Occurrence,Killer Whale,Orcinus orca,vessel survey,survey,abundance; Observation; Occurrence; Bering Sea; Gulf of Alaska; Killer Whale; Orca; Orcinus orca; Alaska; Aleutian Islands; Killer whale
• Online Access: https://dx.doi.org/10.15468/hhwqwe; https://www.gbif.org/dataset/d8125c76-b612-4db0-b8a7-750d5988bc15

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 ( Orcinus orca ) 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). Purpose: The objectives of this study were as follows: 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, 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 3) Establish baseline data for detecting annual changes in ...