Report of the International Whaling Commission (1996)
The reported decline of the harbour porpoise in the coastal areas of the North Sea after 1940, has also been seen in Dutch waters. Information on the distribution and abundance…
A review of harbour porpoises, Phocoena phocoena, in Irish waters
Rogan, E.; Berrow, S. D.
Report of the International Whaling Commission (1996)
This paper reviews and summarises published and unpublished information on harbour porpoises in Irish waters and presents results of recent research. Harbour porpoises have been recorded from all Irish coasts…
Development and performance of an automated harbour porpoise click detector
Chappell, O.P.; Leaper, R.; Gordon, J.
Report of the International Whaling Commission (1996)
Harbour porpoises (Phocoena phocoena) are notoriously difficult to observe and become very difficult to see in moderate or rough sea conditions. Passive acoustic monitoring provides a complementary study method to…
Harbour porpoises, Phocoena phocoena, in Portuguese waters
Sequeira, M.
Report of the International Whaling Commission (1996)
Biological data on the harbour porpoise in Portuguese coastal waters are scarce, mainly because of the small number of animals available for study. Nevertheless, a regular geographical distribution pattern can…
Composition of the incidental kill of cetaceans in two California gillnet fisheries: 1990-1995
Chivers, S. J.; Robertson, K. M.; Henshaw, M. D.
Report of the International Whaling Commission (1997)
In July 1990, an observer program was established to collect data on the bycatch of the drift and set gillnet fisheries operating off the coast of California. These data are…
Hong Kong’s Cetaceans: The biology, socioecology and behaviour of Sousa chinensis and Neophocaena phocaenoides
Parsons, E. C. M.
Doctoral Thesis - University of Hong Kong (1997)
From an intensive review of historical records and the examination of stranded cetaceans it was determined that 16 cetacean species have been reported from Hong Kong, including resident populations of…
Helminth parasites of the digestive tract of the harbour porpoise Phocoena phocoena in Danish waters: A comparative geographical analysis
Herreras, MV; Kaarstad, SE; Balbuena, JA; Kinze, CC; Raga, JA
Diseases of Aquatic Organisms (1997)
Most studies of the helminth fauna of the harbour porpoise Phocoena phocoena have focused on taxonomy, associated pathologies and surveys reporting prevalence and abundance of the parasite species. This study…
Population structure of harbour porpoises Phocoena phocoena in the seas around the UK and adjacent waters
Walton, M. J.
Proceedings of the Royal Society B: Biological Sciences (1997)
The population structure of harbour porpoises from British and adjacent waters was studied by examining variability in a 200 bp (base pair) section of the control region of mitochondrial DNA…
Blubber thickness in harbour porpoises (Phocoena phocoena)
Kastelein, R. A.; van der Sijs, S. J.; Staal, C.; Nieuwstraten, S. H.
The Biology of the Harbour Porpoise (1997)
The blubber thicknesses of 5 male and one female harbour porpoises were measured ultrasonically in 9 positions on the body over various periods of time. Most animals were immature and…
Mortality of dolphins and porpoises in coastal fisheries off Peru and southern Ecuador in 1994
Van Waerebeek, Koen; Van Bressem, Marie-Françoise; Félix, Fernando; Alfaro-Shigueto, Joanna; García-Godos, Aquiles; Chávez-Lisambart, Laura; Ontón, Karina; Montes, David; Bello, Ruth
Biological Conservation (1997)
Of 722 cetaceans captured mostly in multi-filament gillnets and landed at Cerro Azul, central Peru, in 87 days during January–August 1994, 82.7% were dusky dolphin Lagenorhynchus obscurus, 12.6% Burmeister's porpoise…