(1999)
This report presents results of field trials of the POD, carried out in Pembrokeshire, UK, from August to December 1998. The POD is an acoustic data logger, designed to operate…
Vaquita Phocoena sinus Norris and McFarland, 1958
Vidal, O.; Brownell, R. L. Jr.; Findley, L. T.
Handbook of Marine Mammals (1999)
Abstract currently unavailable
A new abundance estimate for vaquitas: First step for recovery
Jaramillo-Legorreta, Armando M.; Rojas-Bracho, Lorenzo; Gerrodette, Tim
Marine Mammal Sci (1999)
A line-transect survey specifically designed to estimate vaquita (Phocoena sinus) abundance over its entire range was carried out by three boats in the summer of 1997. There was a total…
Mitochondrial DNA variation in the critically endangered vaquita Phocoena sinus Norris and MacFarland, 1958
Rosel, Patricia E.; Rojas-Bracho, Lorenzo
Marine Mammal Sci (1999)
The vaquita, Phocoena sinus, is one of two critically endangered cetacean species, and is listed as an endangered species in both the United States and Mexico. These listings result from…
Marine mammal sensory systems
Wartzok, D.; Ketten, D. R.
Biology of Marine Mammals (1999)
(...) In this chapter, we discuss marine mammal audition, vision, chemoreception, tactile sensation, and magnetic detection. We begin with an overview of the basic aspects of sensory receptor systems, and…
Geographical differences in organochlorine contaminants in harbour porpoises Phocoena phocoena from the western North Atlantic
Westgate, A.J.; Tolley, K.A.
Marine Ecology Progress Series (1999)
Organochlorine contaminants, including polychlorinated biphenyls (PCBs), chlorinated bornanes (CHBs), dichloro-diphenyl-trichloroethanes (DDTs), chlordanes (CHLORs), hexachlorocyclohexanes (HCHs) and, chlorobenzenes (CBZs) were quantified in 188 harbour porpoises (Phocoena phocoena) killed in commercial fisheries…
Hematology values of wild harbor porpoises (Phocoena phocoena) from the Bay of Fundy, Canada
Koopman, Heather N.; Westgate, Andrew J.; Read, Andrew J.
Marine Mammal Sci (1999)
Clinical hematology values were determined for 29 harbor porpoises (Phocoena phocoena) released from herring weirs in the Bay of Fundy, Canada. Erythrocyte values exhibited narrow ranges, but there was a…
Trends in harbour porpoise abundance off central California, 1986-95: Evidence for interannual changes in distribution?
Forney, K. A.
Journal of Cetacean Research and Management (1999)
This paper presents an updated analysis of trends in the abundance of harbour porpoise, Phocoena phocoena, in central and northern California, for the period 1986-95. The most recent survey effort…
Mitigation of harbour porpoise (Phocoena phocoena) by-catch in the gillnet fishery in the lower Bay of Fundy
Trippel, Edward A.; Strong, Michael B.; Terhune, John M.; Conway, Jeremy D.
Canadian Journal of Fisheries and Aquatic Sciences (1999)
Demersal gill nets equipped with acoustic alarms reduced harbour porpoise (Phocoena phocoena) by-catch rates by 77% over those without alarms in the Swallowtail area of the lower Bay of Fundy…
Assessing the population structure of the harbor porpoise (Phocoena phocoena) by discriminant analysis
Tolley, Krystal A.
Marine Mammal Sci (1998)
(...) Gaskin (1984, 1992) suggested that harbor porpoises in the northwestern Atlantic are partitioned into three subpopulations: Bay of Fundy/Gulf of Maine, Eastern Newfoundland, and Gulf of St. Lawrence (see…