WebJan 4, 2024 · The Southern Resident killer whale Distinct Population Segment (DPS) was listed as endangered under the Endangered Species Act (ESA) in 2005. In the listing, the National Marine Fisheries Service (NMFS) identified three main threats to their survival: 1) scarcity of prey, 2) high levels of contaminants from pollution, and 3) disturbance from … WebTwo dwarf species, named Orcinus nanus and Orcinus glacialis, were described during the 1980s by Soviet researchers, but most cetacean researchers are skeptical about their status, and linking these directly to the types described below is difficult. [2] Some examples of variations in orcas
Orcinus orca (Killer Whale) - University of the West
WebNov 29, 2010 · During January and February 2004, data on presence and distribution of killer whales (Orcinus orca) and other cetaceans were collected by helicopter surveys along the coastline of Terra Nova Bay and adjacent localities (western Ross Sea, Antarctica).A total of 37 sightings of killer whale, of both B and C types, were recorded as well as 17 sightings … WebEstablished in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of … photographic sheets
Killer Whale Fact Sheet Blog Nature PBS
WebThe meaning of ORCINUS is the genus consisting of the killer whale. WebOct 14, 2004 · The specimen is the postmortem brain of an adult male killer whale (Orcinus orca). The brain was obtained shortly after death of natural causes and was immersion … WebThe killer whale is the largest species in the family Delphinidae. The killer whale has a large body and a poorly defined beak compared to other dolphin species. A highly distinctive feature is its black and white colouring pattern. The body is largely black dorsally and white ventrally. Behind the eyes are noticeable oval-shaped white patches ... photographic services wellington