Marine mammal monitoring and habitat investigations during CalCOFI surveys
To understand cetacean ecology and habitat, a new component has been added to the CalCOF1 ecosystein studies that have beer) conducted offshore of southern California over the last half century. In 2004, we initiated visual and acoustic line-transect surveys during)(1 CalCOFI cruises and long-term a...
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ftcdlib:qt1wq017pp 2023-05-15T17:10:15+02:00 Marine mammal monitoring and habitat investigations during CalCOFI surveys Soldevilla, M S Wiggins, S M Calambokidis, J Douglas, A Oleson, E M Hildebrand, John A 79 - 91 2006-12-01 application/pdf http://www.escholarship.org/uc/item/1wq017pp english eng eScholarship, University of California qt1wq017pp http://www.escholarship.org/uc/item/1wq017pp public Soldevilla, M S; Wiggins, S M; Calambokidis, J; Douglas, A; Oleson, E M; & Hildebrand, John A. (2006). Marine mammal monitoring and habitat investigations during CalCOFI surveys. California Cooperative Oceanic Fisheries Investigations Reports, 47, 79 - 91. UC San Diego: Retrieved from: http://www.escholarship.org/uc/item/1wq017pp marine mammal habitat California Cooperative Fisheries Investigation article 2006 ftcdlib 2016-04-02T18:36:25Z To understand cetacean ecology and habitat, a new component has been added to the CalCOF1 ecosystein studies that have beer) conducted offshore of southern California over the last half century. In 2004, we initiated visual and acoustic line-transect surveys during)(1 CalCOFI cruises and long-term acoustic monitoring at selected CalCOFI stations. Visual monitoring provides excellent data for highly visible species in calm to moderate weather. The most commonly sighted species oil visual surveys conducted between July 2004 and November 2005 were blue, fill, humpback, and sperm whales, and Pacific white-sided, short-beaked common, and long-beaked common dolphins. Blue, fin, and sperm whales were sighted more frequently in summer to fill months, while northern right whale dolphins and Dall's porpoises were sighted more frequently in winter and spring. Spatial patterns of occurrence are evident for all species within the study area. Article in Journal/Newspaper Marine Mammal Monitoring University of California: eScholarship Pacific |
institution |
Open Polar |
collection |
University of California: eScholarship |
op_collection_id |
ftcdlib |
language |
English |
topic |
marine mammal habitat California Cooperative Fisheries Investigation |
spellingShingle |
marine mammal habitat California Cooperative Fisheries Investigation Soldevilla, M S Wiggins, S M Calambokidis, J Douglas, A Oleson, E M Hildebrand, John A Marine mammal monitoring and habitat investigations during CalCOFI surveys |
topic_facet |
marine mammal habitat California Cooperative Fisheries Investigation |
description |
To understand cetacean ecology and habitat, a new component has been added to the CalCOF1 ecosystein studies that have beer) conducted offshore of southern California over the last half century. In 2004, we initiated visual and acoustic line-transect surveys during)(1 CalCOFI cruises and long-term acoustic monitoring at selected CalCOFI stations. Visual monitoring provides excellent data for highly visible species in calm to moderate weather. The most commonly sighted species oil visual surveys conducted between July 2004 and November 2005 were blue, fill, humpback, and sperm whales, and Pacific white-sided, short-beaked common, and long-beaked common dolphins. Blue, fin, and sperm whales were sighted more frequently in summer to fill months, while northern right whale dolphins and Dall's porpoises were sighted more frequently in winter and spring. Spatial patterns of occurrence are evident for all species within the study area. |
format |
Article in Journal/Newspaper |
author |
Soldevilla, M S Wiggins, S M Calambokidis, J Douglas, A Oleson, E M Hildebrand, John A |
author_facet |
Soldevilla, M S Wiggins, S M Calambokidis, J Douglas, A Oleson, E M Hildebrand, John A |
author_sort |
Soldevilla, M S |
title |
Marine mammal monitoring and habitat investigations during CalCOFI surveys |
title_short |
Marine mammal monitoring and habitat investigations during CalCOFI surveys |
title_full |
Marine mammal monitoring and habitat investigations during CalCOFI surveys |
title_fullStr |
Marine mammal monitoring and habitat investigations during CalCOFI surveys |
title_full_unstemmed |
Marine mammal monitoring and habitat investigations during CalCOFI surveys |
title_sort |
marine mammal monitoring and habitat investigations during calcofi surveys |
publisher |
eScholarship, University of California |
publishDate |
2006 |
url |
http://www.escholarship.org/uc/item/1wq017pp |
op_coverage |
79 - 91 |
geographic |
Pacific |
geographic_facet |
Pacific |
genre |
Marine Mammal Monitoring |
genre_facet |
Marine Mammal Monitoring |
op_source |
Soldevilla, M S; Wiggins, S M; Calambokidis, J; Douglas, A; Oleson, E M; & Hildebrand, John A. (2006). Marine mammal monitoring and habitat investigations during CalCOFI surveys. California Cooperative Oceanic Fisheries Investigations Reports, 47, 79 - 91. UC San Diego: Retrieved from: http://www.escholarship.org/uc/item/1wq017pp |
op_relation |
qt1wq017pp http://www.escholarship.org/uc/item/1wq017pp |
op_rights |
public |
_version_ |
1766066825983950848 |