Investigations on Cetacea (1979)
An account is given of observations on two dolphin species Sousa plumbea and Neophocaena phocaenoides which belong to the typical fauna of the Indus Delta. Sousa is a permanent inhabitant…
Seasonal habitat-based density models for a marine top predator, the harbor porpoise, in a dynamic environment
Gilles, A.; Viquerat, S.; Becker, E. A.; Forney, K. A.; Geelhoed, S. C. V.; Haelters, J.; Nabe-Nielsen, J.; Scheidat, M.; Siebert, U.; Sveegaard, S.; van Beest, F. M.; van Bemmelen, R.; Aarts, G.
Ecosphere (2016)
Effective species conservation and management requires information on species distribution patterns, which is challenging for highly mobile and cryptic species that may be subject to multiple anthropogenic stressors across international…
Abundance decline in the finless porpoise population in the Inland Sea of Japan
Kasuya, T.; Yamamoto, Y.; Iwatsuki, T.
The Raffles Bulletin of Zoology (2002)
From 5 March to 1 July, 1999 and 2000, we made six shipboard surveys for finless porpoises (Neophocaena phocaenoides) in the Inland Sea, which is believed to be inhabited by…
Distribution and abundance of finless porpoises in Hong Kong and adjacent waters of China
Jefferson, T. A.; Hung, S. K.; Law, L.; Torey, M.; Tregenza, N.
The Raffles Bulletin of Zoology (2002)
We studied the distribution and abundance of finless porpoises (Neophocaena phocaenoides) in Hong Kong and adjacent waters of China's Guangdong Province between September 1995 and November 2000. Vessel (50,194 km)…
The Yangtze finless porpoise: On an accelerating path to extinction?
Mei, Zhigang; Zhang, Xinqiao; Huang, Shiang-Lin; Zhao, Xiujiang; Hao, Yujiang; Zhang, Lin; Qian, Zhengyi; Zheng, Jinsong; Wang, Kexiong; Wang, Ding
Biological Conservation (2014)
For the conservation of endangered animals to be effective, information on population distribution and abundance requires regular updating from census efforts. The Yangtze finless porpoise (Neophocaena asiaeorientalis asiaeorientalis) has recently…
The harbor porpoise, Phocoena phocoena, in Fish harbour, New Brunswick, Canada: Occupancy, distribution, and movements
Gaskin, D. E.; Watson, A. P.
Fishery Bulletin (1985)
The distribution, movements, and relative population abundance of harbor porpoises were studied in the Fish Harbour region of New Brunswick, Canada (lat. 44°59'30"-45°01'00"N, long. 66°54'00"-66°57'00"W), from 1970 to 1978. In…
Seventh Meeting of the Comité Internacional para la Recuperación de la Vaquita
CIRVA
(2016)
EXTINCTION IS IMMINENT CIRVA reviewed the 2015 population survey results, which showed that only about 60 vaquitas remained at the beginning of the emergency 2-year partial gillnet ban. CIRVA also…
Characterisation of harbour porpoise (Phocoena phocoena) habitat in German waters
Gilles, A.
Doctoral Thesis - Christian-Albrechts-Universität zu Kiel (2008)
The harbour porpoise (Phocoena phocoena) is an important top predator and as such an indicator species for its environment. Before the beginning of the 21st century, little data existed on…
Distribution and abundance of and habitat use by harbor porpoise, Phocoena phocoena, off the northern San Juan Islands, Washington
Raum-Suryan, K. L.; Harvey, J. T.
Fishery Bulletin (1998)
Boat surveys along randomly placed line transects were conducted from June to August 1991 and June to October 1992 to determine distribution and abundance of and habitat use by harbor…
Summary of current knowledge of harbour porpoises in US and Canadian Atlantic waters
Palka, D. L.; Read, A. J.; Westgate, A. J.; Johnston, D. W.
Report of the International Whaling Commission (1996)
This paper summarises current knowledge of the three populations of harbour porpoises in US and Canadian Atlantic waters. During the summer, the populations are centred in the Gulf of Maine/Bay…