https://doi.org/10.82144/a638012e https://seamap.env.duke.edu/dataset/1183 https://www.gbif.org/dataset/7e1cc034-8644-4c76-916d-c911232dc835 https://obis.org/dataset/27291387-588a-489a-870b-c1ba7b182825 Claire Lacey Sea Mammal Research Unit, University of St. Andrews Primary contact cl20@st-andrews.ac.uk http://biology.st-andrews.ac.uk/scans2/ OBIS-SEAMAP Marine Geospatial Ecology Lab, Duke University

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seamap-contact@duke.edu https://seamap.env.duke.edu distributor Claire Lacey Sea Mammal Research Unit, University of St. Andrews Primary contact cl20@st-andrews.ac.uk http://biology.st-andrews.ac.uk/scans2/ owner 2025-07-31 eng Original provider: Sea Mammal Research Unit, University of St. Andrews Dataset credits: Sea Mammal Research Unit, University of St. Andrews Abstract: Shipboard and aerial line transect surveys were conducted of the North Sea and adhacent waters to provide accurate and avundance estimates of small cetaceans. Known as the SCANS survey, it was conducted in summer 1994. Shipboard transects covered 20,000 km and aerial transects covered 7000km. Harbour porpoise (Phocoena phocoena), white-beaked dolphin (Lagenorhynchus albirostris) and minke whale (Balaenoptera acutorostrata) dominated the data. 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 Marine Animal Survey Marine mammals Visual Sighting Vessel N/A This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0 License. https://seamap.env.duke.edu/dataset/1183 Oceans -11.3913856 12.5183786 61.9312471 48.3274504 1994-06-27 1994-07-25 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 family Delphinidae Dolphins species Delphinus delphis Short-beaked common dolphin genus Globicephala Pilot whales species Grampus griseus Risso's dolphin genus Lagenorhynchus White-beaked dolphins species Lagenorhynchus acutus Atlantic white-sided dolphin species Lagenorhynchus albirostris White-beaked dolphin species Megaptera novaeangliae Humpback whale species Orcinus orca Killer whale species Phocoena phocoena Harbor porpoise species Physeter macrocephalus Sperm whale species Stenella coeruleoalba Striped dolphin species Tursiops truncatus Common bottlenose dolphin notPlanned Claire Lacey Sea Mammal Research Unit, University of St. Andrews Primary contact cl20@st-andrews.ac.uk http://biology.st-andrews.ac.uk/scans2/ NA NA NA Claire Lacey owner NA zd_1183 2025-07-31T16:31:32-04:00 dataset Lacey, C. 2015. SCANS I cetacean sightings 1994. Version 1.0.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/a638012e. OBIS-SEAMAP Dataset Page UTF-8 Interactive map https://seamap.env.duke.edu/dataset/1183 FGDC Metadata UTF-8 XML https://seamap.env.duke.edu/dataset/1183/fgdc EML Metadata UTF-8 XML https://seamap.env.duke.edu/dataset/1183/eml OBIS-SEAMAP zd_1183 zd_1183 Hammond, P. S., et al. 2002. Abundance of harbour porpoise and other cetaceans in the North Sea and adjacent waters. Journal of Applied Ecology: 39.2: 361-376.