It measures up to 4 m long and weighs up to 500 kg. Attainment of sexual maturity in females occurred at 5 years in both kogia species, and at 262cm and 215cm body length in k. It is endemic to offshore waters of the pacific, atlantic, and indian oceans in temperate and tropical regions. Ang kogia breviceps sakop sa kahenera nga kogia sa kabanay nga kogiidae.
The biology and ecology of the pygmy sperm whale kogia breviceps is poorly understood among odontocetes mcalpine 2002. This unique anatomical structure may possibly play an acoustical role in the whales echolocation system, similar to the fatty melon sound lens postulated for dolphins. Oct 01, 2006 read anisakid nematodes from stranded pygmy sperm whales, kogia breviceps kogiidae, in three localities of the yucatan peninsula, mexico, journal of parasitology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The stomach contents of 27 pygmy sperm whales, kogia breviceps, stranded on new zealand beaches between 1991 and 2003 are reported. First records of the pygmy sperm whale, kogia breviceps. Production and control of sound by the small sperm whales. Ultrasonic analysis of pygmy sperm whale kogia breviceps. It is considered solitary and deepdiving in pursuit of cephalopod. Kogia breviceps synonyms, kogia breviceps pronunciation, kogia breviceps translation, english dictionary definition of kogia breviceps. Fulltext is provided in portable document format pdf. Natural sciences department, new brunswick museum, 277 douglas avenue, saint john, new brunswick, canada e2k 1e5. Ginklasipika han iucn an species komo kulang hin datos. Pygmy sperm whale, kogia breviceps on top and dwarf sperm whale, k. It was a male, 179 cm long, and weighed 79 kg on arrival, dropping to.
Este mamifero cetaceo pertence a familia dos physeteridae. The pygmy sperm whale kogia breviceps is one of two extant species in the family. To view articles you must have the free adobe acrobat reader. Wildscreens arkive project was launched in 2003 and grew to become the worlds biggest encyclopaedia of life on earth. Dwarf and pygmy sperm whales in hawaii cascadia research. The pygmy sperm whale, kogia breviceps, is a deep diver. The pygmy sperm whale appears to be distributed worldwide in temperate to tropical waters caldwell and caldwell 1989.
Ann pabst, foraging ecology and niche overlap in pygmy kogia breviceps and dwarf kogia sima sperm whales from waters of the u. Kogia breviceps article about kogia breviceps by the free. Citeseerx document details isaac councill, lee giles, pradeep teregowda. This page was last edited on 23 november 2014, at 01. Kogia breviceps small sperm whale of warm waters of both coasts of north america pygmy sperm whale toothed whale any of several whales having. First records of the pygmy sperm whale, kogia breviceps, in. However, it is not a legal authority for statutory or regulatory purposes. Sightings of these animals in the no rthern gulf o f mexico occur prim arily along the co ntinental shelf edge.
Sightings of these animals in the western north atlantic occur in oceanic waters mullin and fulling 2003. This file is licensed under the creative commons attributionshare alike 3. A diminutive relative of the sperm whale and difficult to identify in the field, it is 1 of only 2 members of the genus kogia. Records of kogia breviceps from texas, with remarks on. It helps you understand the word kogia breviceps with comprehensive detail, no other web page in our knowledge can explain kogia breviceps better than this page. An adult dwarf sperm whale off the island of hawaii. In 1846, zoologist john edward gray erected the genus kogia for the pygmy sperm whale as kogia breviceps, and said it was intermediate between the sperm whale and dolphins. Pdf entry discusses the characteristics, taxonomy, distribution, abundance, and ecology of pygmy kogia breviceps and dwarf sperm.
The sperm morphology for both kogia species was described and is characterised by 2025 spherical mitochondria arranged in rows around the midpiece. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Two stranded pygmy sperm whales kogia breviceps with anti. Bilateral polycystic kidneys and focal renal cystadenoma. Hydramnios in a lactating pygmy sperm whale kogia breviceps stranded in washington. Main postmortem examination findings included bilateral multifocal variably sized renal cysts, focal renal cystadenoma, and mild dilation of the renal pelvises. As part of boatbased surveys of odontocete cetaceans around the main hawaiian islands between 2000. In 1871, mammalogist theodore gill assigned it and euphysetes now the dwarf sperm whale, kogia sima to the subfamily kogiinae, and the sperm whale to the subfamily. High diversity and unique composition of gut microbiomes in. An adult male pygmy sperm whale kogia breviceps was stranded within a tidal pool on fernandina beach on the north florida atlantic coast usa and expired soon after discovery.
The pygmy sperm whale kogia breviceps is one of two extant species in the family kogiidae in the sperm whale superfamily. They are rarely observed at sea but range widely over temperate and tropical waters of the atlantic, pacific, and indian oceans. Files are available under licenses specified on their description page. Pdf pygmy sperm whales kogia breviceps in the northeast. Learn more about the pygmy sperm whale with amazing pygmy sperm whale photos and facts on arkive. New records for the pygmy sperm whale, kogia breviceps physeteridae from atlantic canada with notes on diet and. Structure, material characteristics and function of the upper. Annual report of the new jersey state museum including a list of the specimens received during the year financial report, with a report of the mammals of new jersey and a supplement to former 19365170375. Giklaseklase sa iucn ang espesye sa kapos sa datos.
Here, fecal samples from stranded pygmy kogia breviceps and dwarf k. The species was considered to be synonymous with the pygmy sperm whale kogia breviceps. Diet of pygmy sperm whales kogia breviceps in the hawaiian. The status and natural history of pygmy kogia breviceps and. You will be redirected to the full text document in the repository in a few seconds, if not click here. Pdf domoic acid exposure in pygmy and dwarf sperm whales. Dwarf sperm whales kogia sima and pygmy sperm whales kogia breviceps are the only two members of the family kogiidae, and both species are found in hawaiian waters. An kogia breviceps in nahilalakip ha genus nga kogia, ngan familia nga kogiidae. Kogia breviceps, an aquatic mammal of the suborder odontoceti toothed whales. Mammal species of the world a taxonomic and geographic reference.
The forehead of the pygmy sperm whale kogia breviceps contains a large melon of fatty tissue in front of a small, fatfilled, cornucopiashaped spermaceti organ. Memoranda upon the anatomy of the respiratory tract, foregut. Necropsy findings included a small intestinal mass markedly expanding the intestinal wall and partially obstructing the lumen. The status and natural history of pygmy kogia breviceps and dwarf. Kogia breviceps definition of kogia breviceps by the free. All structured data from the file and property namespaces is available under the creative commons cc0 license. The species was considered to be synonymous with the pygmy sperm whale kogia breviceps from 1878 until 1998. A second record of the pygmy sperm whale kogia breviceps. A pygmy sperm whale kogia breviceps stranded on the beach at pajaro dunes in monterey bay on the coast of california on 31 august, 1989 and was brought to long marine laboratory. They are not often sighted at sea, and most of what is known about them comes from the examination of stranded specimens.
Northern gulf of mexico stock stock defini tion and geographi c range the pygmy sperm whale appears to be distributed worldwide in temperate to tropical waters caldwell and caldwell 1989. Stranding events of kogia whales along the brazilian coast plos. Stranding of a pygmy sperm whale, kogia breviceps, in the northern gulf of st. Pagka karon wala pay siak nga nalista ubos niini niya. Domoic acid exposure in pygmy and dwarf sperm whales kogia spp.
An adult male pygmy sperm whale kogia breviceps stranded alive at a beach in florida, us, in 2016. They are not often sighted at sea, and most of what is known about them comes. Skin and lung biopsies were grown from a male specimen washed ashore 1971 in san diego, california, usa, identified as this species by skull preparation and body conformation. For full access to this pdf, sign in to an existing account, or purchase an annual subscription. The status and natural history of pygmy kogia breviceps. Pdf a second record of the pygmy sperm whale kogia.
This finding likely led to the malnutrition and ultimately the stranding of this whale. The page not only provides urdu meaning of kogia breviceps but also gives extensive definition in english. With the help of over 7,000 of the worlds best wildlife filmmakers and photographers, conservationists and scientists, featured multimedia factfiles for more than 16,000 endangered species. Annual reproduction and a postpartum oestrus was suggested for both kogia species. In our work weve encountered dwarf sperm whales 84 times between 2002 and 2017, while weve seen pygmy sperm whales on only six. Anisakid nematodes from stranded pygmy sperm whales, kogia. The pygmy sperm whale kogia breviceps appears to be distributed worldwide in temperate to tropical waters caldwell and caldwell 1989. Sefsc unpublished data, although there are no stranding. Information and translations of kogia breviceps in the most comprehensive dictionary definitions resource on the web.
Our knowledge of the distribution of the pygmy sperm whale, kogia breviceps, and dwarf sperm whale, k. The diet of pygmy sperm whales, kogia breviceps, stranded in new. The dwarf sperm whale kogia sima is a sperm whale that inhabits temperate and tropical. View enhanced pdf access article on wiley online library html view download pdf for offline viewing. Peter rudolph, chris smeenk, in encyclopedia of marine mammals second edition, 2009. Kogia breviceps article about kogia breviceps by the. Both species are poorly known, mediumsized, deepwater, toothed, whales.
Production and control of sound by the small sperm whales, kogia breviceps and k. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Atlantic coast, marine mammal science, 30, 2, 626655, 20. In hawaiian waters, pygmy sperm whales are the second most frequently recorded stranded cetacean species, with 35 strandings documented between 1963 and 2008 shallenberger 1981, nitta 1987, maldini et al. International audiencethis study describes the stranding record of the pygmy sperm whale, kogia breviceps, in tasmanian waters, and the diet of a single individual. Kogia is a genus of toothed whales within the superfamily physeteroidea comprising two extant and one extinct species. Sightings of these animals in the northern gulf of mexico i. Smithsonian learning lab is your destination for millions of carefully curated, easily accessible, customizable, and shareable open educational resources. First records of the pygmy sperm whale, kogia breviceps, in scotland. A pygmy sperm whale, kogia breviceps, stranded alive and later died in the northern gulf of st.
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