Report of the International Whaling Commission (1994)
Between 1982 and 1993, 55 coastal locations throughout Mexico were visited to investigate mortality of small cetaceans. A total of 139 records concerning the use of small cetaceans by fishermen…
Cetaceans and gillnet fisheries in Mexico, Central America and the wider Caribbean: A preliminary review
Vidal, O.; Van Waerebeek, K.; Findley, L. T.
Report of the International Whaling Commission (1994)
This paper reviews published and unpublished information on the mortality of cetaceans in gillnets in Mexico, Central America and the wider Caribbean. Data on this incidental mortality are provided from…
A brief review of stock identity in small marine cetaceans in relation to assessment of driftnet mortality in the north Pacific
Perrin, W. F.; Brownell, R. L. Jr.
Report of the International Whaling Commission (1994)
Dolphins of several species are killed incidentally in driftnet fisheries on the high seas in the North Pacific. Information on stock identity, necessary for assessment and management of the dolphin…
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…
Comments on the Delphinoidea
Fraser, F. C.
Whales, Dolphins, and Porpoises [Proceedings] (1966)
(...) Flower (1883), in his search for the trenchant characters he needed to reach a decision about the arrangement of the Delphinidae, saw that the configuration of the pterygoid bones…
The ecological role of the vaquita, Phocoena sinus, in the ecosystem of the northern Gulf of California
Riofrío-Lazo, Marjorie; Arreguín-Sánchez, Francisco; Zetina-Rejón, Manuel; Escobar-Toledo, Fabián
Ecosystems (2012)
From an ecosystem management perspective, analysis of the functional roles of species is a challenge. It is valuable to determine which species are irreplaceable within a given community based on…
Exploring trade-offs between fisheries and conservation of the vaquita porpoise (Phocoena sinus) using an Atlantis ecosystem model
Morzaria-Luna, Hem Nalini; Ainsworth, Cameron H.; Kaplan, Isaac C.; Levin, Phillip S.; Fulton, Elizabeth A.
PLoS ONE (2012)
Background: Minimizing fishery bycatch threats might involve trade-offs between maintaining viable populations and economic benefits. Understanding these trade-offs can help managers reconcile conflicting goals. An example is a set of…
Description of a skeleton and supplementary notes on the skull of a rare porpoise Phocoena sinus Norris & McFarland 1958
Noble, B.A.; Fraser, F.C.
Journal of Natural History (1971)
The skull and incomplete skeleton of a specimen of Phocoena sinus from the Gulf of California are described and compared with specimens of P. phocoena and P. spinipinnis. The skeleton…
A global review of porpoise (Cetacea: Phocoenidae) mortality in gillnets
Jefferson, Thomas A.; Curry, Barbara E.
Biological Conservation (1994)
A global review of mortality of porpoises in gillnet fisheries indicates that individuals of all six species become entangled and die in gillnets. Harbor porpoises Phocoena phocoena are taken throughout…
Mortality of the vaquita (Phocoena sinus) in gillnet fisheries during 1993-94
D'Agrosa, C.; Vidal, O.; Graham, W.C.
Report of the International Whaling Commission (1995)
Gillnet fisheries in El Golfo de Santa Clara, Sonora and neighboring fishing camps, in the upper Gulf of California, Mexico, were monitored for 114 days, from 23 January to 7…