Fishery Bulletin (2015)
Abundance of harbor porpoise (Phocoena phocoena) was estimated from data collected during vessel surveys conducted throughout the inland waters of Southeast Alaska. Line-transect methods were used during 18 seasonal surveys…
Identification of novel cetacean poxviruses in cetaceans stranded in south west England
Barnett, James; Dastjerdi, Akbar; Davison, Nick; Deaville, Rob; Everest, David; Peake, Julie; Finnegan, Christopher; Jepson, Paul; Steinbach, Falko
PLoS ONE (2015)
Poxvirus infections in marine mammals have been mainly reported through their clinical lesions and electron microscopy (EM). Poxvirus particles in association with such lesions have been demonstrated by EM and…
Developing a new research tool for use in free-ranging cetaceans: recovering cortisol from harbour porpoise skin
Bechshoft, T.; Wright, A. J.; Weisser, J. J.; Teilmann, J.; Dietz, R.; Hansen, M.; Bjorklund, E.; Styrishave, B.
Conservation Physiology (2015)
We developed a chemical analytical procedure for sampling, extracting and determining epidermal skin cortisol concentrations (SCCs) in the harbour porpoise (Phocoena phocoena) using gas chromatography–tandem mass spectrometry. In brief, this…
Homosexual and masturbating behaviors in a group of captive Yangtze finless porpoises (Neophocaena asiaeorientalis asiaeorientalis)
ZHANG, Changqun; ZHENG, Yang; PLATTO, Sara; HAO, Yujiang; WANG, Ding
Acta Theriologica Sinica (2015)
Similar to terrestrial mammals, male-female sexual behavior is significant for the survival and continuation of certain cetacean species. However, non-reproductive mating behaviors, i.e. homosexual behaviors and masturbation, are widespread in…
Characteristics and propagation of airgun pulses in shallow water with implications for effects on small marine mammals
Hermannsen, Line; Tougaard, Jakob; Beedholm, Kristian; Nabe-Nielsen, Jacob; Madsen, Peter Teglberg
PLOS ONE (2015)
Airguns used in seismic surveys are among the most prevalent and powerful anthropogenic noise sources in marine habitats. They are designed to produce most energy below 100 Hz, but the…
The source parameters of echolocation clicks from captive and free-ranging Yangtze finless porpoises (Neophocaena asiaeorientalis asiaeorientalis)
Fang, Liang; Wang, Ding; Li, Yongtao; Cheng, Zhaolong; Pine, Matthew K.; Wang, Kexiong; Li, Songhai
PLOS ONE (2015)
The clicks of Yangtze finless porpoises (Neophocaena asiaeorientalis asiaeorientalis) from 7 individuals in the tank of Baiji aquarium, 2 individuals in a netted pen at Shishou Tian-e-zhou Reserve and 4…
Report on vaquita rate of change between 2011-2014 using passive acoustic data by the expert panel on spatial models
Jaramillo-Legorreta, Armando; Rojas-Bracho, Lorenzo; VerHoef, Jay; Moore, Jeff; Thomas, Len; Barlow, Jay; Gerrodette, Tim; Taylor, Barbara
Scientific Committee Meeting Documents (2015)
The Expert Panel on Vaquita Acoustic Monitoring had its second meeting on April 28, 2015 to analyze the first four seasons (2011-2014) of the acoustic monitoring program. Results indicate an…
Differences in skull size of harbour porpoises, Phocoena phocoena (Cetacea), in the Sea of Azov and the Black Sea: evidence for different morphotypes and populations
Goldin, P. E.; Vishnyakova, K. A.
Vestnik Zoologii (2015)
There are two porpoise stocks in the northern Black Sea: the north-western (Odessa Gulf) and northeastern (Crimean and Caucasian waters); in addition, another stock is in the Sea of Azov.…
Porpoises: From predators to prey
Leopold, Mardik F.; Begeman, Lineke; Heße, Eileen; van der Hiele, Jaap; Hiemstra, Sjoukje; Keijl, Guido; Meesters, Erik H.; Mielke, Lara; Verheyen, Dorien; Gröne, Andrea
Journal of Sea Research (2015)
Along the Dutch shores hundreds of harbour porpoises Phocoena phocoena are stranded each year. A recurrent phenomenon in the Netherlands is a surge of strandings in late winter and early…
Predation of harbour porpoises (Phocoena phocoena) by grey seals (Halichoerus grypus) in Wales
Stringell, Thomas; Hill, Dave; Rees, Dafydd; Rees, Ffion; Rees, Padrig; Morgan, Greg
Aquatic Mammals (2015)
(...)Grey seals are generalist feeders, taking a wide variety of fish, mollusc, echinoderm, crustacean, and cephalopod prey (Bowen & Harrison, 1994; Hammond et al., 1994; Strong, 1996; Brown et al.,…