As part of boatbased sur veys of odontocete cetaceans around the main hawaiian. Information and translations of kogia breviceps in the most comprehensive dictionary definitions resource on the web. Kogia simus, byrdes whale balaenoptera edeni, and the pygmy sperm whale kogia breviceps fig. All structured data from the file and property namespaces is available under the creative commons cc0 license. Pygmy sperm whale kogia breviceps, an aquatic mammal of the suborder odontoceti toothed whales. There are one or two pairs of teeth in the upper jaw. The main hawaiian islands showing search effort and sightings of kogia sima 2, kogia breviceps 0, and kogia sp. Both are relatively rare, and as their names suggest, they are closely related to the sperm whale, all being characterized by the presence of a spermaceti organ. Kogia breviceps, an aquatic mammal of the suborder odontoceti toothed whales.
Most data obtained from both species comes from stranded animals or incidentally caught ones. Subsequently, several surveys of metazoan parasites of cetaceans, from multiple geographic regions, have identified crassicaudids within k. In the eastern north pacific ocean the neritic squid loligo opalescens is the most importantspecies preyed on by marine mammals over the continental shelf. Clicks of dwarf sperm whales kogia sima karlina merkens,1 contractor to noaa nmfs pacific islands fisheries science center, 3710 sw caldew street, portland, oregon 97219, u. How to merge pdfs and combine pdf files adobe acrobat dc. In some coastal regions, however, stranding events of these species have been relatively common over the last decades.
Marine mammals hawaii department of land and natural. However, this organ is much reduced in kogiids and may have become functionally different. They are not often sighted at sea, and most of what is known about them comes from the examination of stranded specimens. This paper summarizes those archived cetacean strandings in the cnmi, with the addition of post1995 spinner dolphin strandings. The ubiquity of echolocation in odontocetes across a wide range of physical and acoustic. Evidence from geology, fossils and comparative anatomy provide the basis for the theory of evolution by natural selection. This page was last edited on 23 november 2014, at 01. Hydramnios in a lactating pygmy sperm whale kogia breviceps stranded in washington. You can merge pdfs or a mix of pdf documents and other files. Protected philippine aquatic wildlife poster author. Their diet includes oceanic squid and cuttlefish, fish and crustaceans. A diminutive relative of the sperm whale and difficult to identify in the field, it is 1 of only 2. Janik, sea mammal research unit, scottish oceans institute, school of biology. Click add files and select the files you want to include in your pdf.
First records of the pygmy sperm whale, kogia breviceps. The sperm whale breeds in the tropics and gives birth in the spring. Summary of recorded cetacean strandings in the commonwealth. It is found in angola, botswana, mozambique, namibia, south africa, swaziland, zambia, and zimbabwe. Their diet includes oceanic kogia breviceps is considered a pelagic species, living over the continental shelf edge, slope and deep oceanic waters.
Files are available under licenses specified on their description page. Kogiids are known by two living species, the pygmy and dwarf sperm whale kogia breviceps and k. Atlantic whitesided dolphin lagenorhynchus acutus, uncommon. Natural selection is the mechanism by which evolution occurs. The two species in the family kogiidae, the pygmy kogia breviceps and dwarf k.
The mouth is located on the lower side of the head. Evolutionary patterns among living and fossil kogiid sperm. Unfortunately, due to loss of computer files only 4 s of data were saved. Kogia breviceps pygmy sperm whale dd kogia sima dwarf sperm whale dd lagenorhynchus australis peales dolphin dd lagenorhynchus obscurus dusky dolphin dd lissodelphis peronii southern rightwhale dolphin dd mesoplodon bidens sowerbys beaked whale. Kogia breviceps article about kogia breviceps by the free.
Request pdf stranding events of kogia whales along the brazilian coast the genus kogia, which comprises only two extant species, kogia sima and kogia breviceps, represents one of the least. Click, drag, and drop to reorder files or press delete to remove any content you dont want. In the gulf of mexico, water depth is the main environmental variable that influences distribution of cetaceans. Rearrange individual pages or entire files in the desired order. Methods files containing historical documentation of cetacean strandings stored at the. Kogia breviceps dww dwarf sperm whale cachalote enano kogia simus mys baleen whale, nei ballenas mysticetas nep mysticeti miw minke whale rorcual enano balaenoptera acutorostrata siw sei whale rorcual del norte balaenoptera borealis brw brydes whale rorcual tropical balaenoptera edeni blw blue whale ballena azul balaenoptera musculus fiw fin. Translations sugar glider petaurus breviceps catalan. The external characters, skeletal muscles and peripheral nerves of kogia breviceps blainville. Request pdf stranding events of kogia whales along the brazilian coast the genus kogia, which comprises only two extant species, kogia sima and. The pygmy sperm whale kogia breviceps is one of two extant species in the family kogiidae in the sperm whale superfamily. Marine mammals hawaii department of land and natural resources. The diet of the white sharkisquitediverse, includ ingbony fishes, sharks, seaturtles, birds, and various invertebrates compagno 1984. Kogia sima, dwarf sperm whale, narrowband highfrequency, echo.
These cryptic species hereafter referred to as kogia are difficult to detect during visual surveys due to their small size and inconspicuous surfac. Apparent predation by a white shark carcharodon carcharias. The external characters, skeletal muscles and peripheral. Media in category kogia breviceps the following 17 files are in this category, out of 17 total.
These species are the bottlenose dolphin, risso s dolphin grampus griseus, kogia spp. It measures up to 4 m long and weighs up to 500 kg. Habitat use pattern of the giant parasitic nematode. Acknowledging that the 14 th meeting of the conference of the parties to the convention on international trade in endangered species of wild fauna and flora cites the hague, june 2007.
Kogia breviceps article about kogia breviceps by the. The biology and ecology of the pygmy sperm whale kogia breviceps is poorly understood among odontocetes mcalpine 2002. The catalyst for their evolutionary success is echolocation a form of biological sonar that uses highfrequency sound, produced in the forehead and ultimately detected by the cochlea. Kogia sima, dwarf sperm whale, narrowband highfrequency, echolocation, biosonar, click, the bahamas, florida, atlantic, guam, pacific. Pdf entry discusses the characteristics, taxonomy, distribution, abundance, and ecology of pygmy kogia breviceps and dwarf sperm k. R d e e m p ar o m tmen of c a n n t f noaa technical memorandum nmfs this tm series is used for documentation and timely communication of preliminary results, interim reports, or special. Despite recent studies of distribution and abundance e. Breviceps adspersus common rain frog or bushveld rain frog is a species of frog in the family brevicipitidae. 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.
Stranding events of kogia whales along the brazilian coast. Convergent evolution in toothed whale cochleae bmc. Odontocetes toothed whales are the most speciesrich marine mammal lineage. Learn more about the pygmy sperm whale with amazing pygmy sperm whale photos and facts on arkive. The genus kogia comprises two species, the dwarf kogia sima and the pygmy. The genus kogia comprises two species, the dwarf kogia sima and the pygmy 43 sperm whale k. Annual report of the new jersey state museum 1907 19179160819. Apparent predation by a white shark carcharodon carcharias on.
Its natural habitats are dry savanna, moist savanna, temperate shrubland, subtropical or tropical dry shrubland, subtropical or tropical moist shrubland, temperate. The pygmy sperm whale kogia breviceps is one of two extant species in the family. Kogia breviceps pygmy sperm whale dd kogia sima dwarf sperm whale dd lagenorhynchus australis peales dolphin dd lagenorhynchus obscurus dusky dolphin dd lissodelphis peronii southern rightwhale dolphin dd mesoplodon bidens sowerbys beaked whale dd mesoplodon bowdoini andrews beaked whale dd. It is endemic to offshore waters of the pacific, atlantic, and indian oceans in temperate and tropical regions. 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, 931. To view articles you must have the free adobe acrobat reader. The genus kogia, which comprises only two extant species, kogia sima and kogia breviceps, represents one of the least known groups of cetaceans in the global ocean. Kogia breviceps pygmy sperm whale kogia sima dwarf sperm whale dolphin r esearch c enter, 58901 overseas hwy, grassy key, fl 33050. Notes on the confirmation of the dwarf sperm whale kogia sima. Parts of this paper were originally prepared for a workshop. Sperm whale kogia breviceps the white shark carcharodon car charias is one of the largest pred atory fishes in the worldsoceans, and is an importantapex predator in coastal waters. First records of the pygmy sperm whale, kogia breviceps, in. Kogia breviceps dww dwarf sperm whale cachalote enano kogia simus mys baleen whale, nei ballenas mysticetas nep mysticeti miw minke whale rorcual enano balaenoptera acutorostrata siw sei whale rorcual del norte balaenoptera borealis brw brydes whale rorcual tropical balaenoptera edeni blw blue whale. Predation by marine mammals on squids of the eastern north.
Additionally, we performed an analysis of the matrix using the same parameters outlined above but setting certain characters as ordered, following lambert et al. Kogia breviceps pygmy sperm whale kogia sima dwarf sperm whale. Kogia breviceps pygmy sperm whale 6 beaked whale 2 steno bredanensis roughtoothed dolphin 1 delphinus delphis shortbeaked dolphin 1, 1 lissodelphis borealis northern right whale 1 orcinus orca orca 1 tursiops aduncus indopacific dolphin 2 tursiops truncatus bottlenosed dolphin, 11, 4 balaenopteridae delphinidae phocoenidae. A david mann, logger head instruments, 6576 palmer park circle, sarasota, florida 34238, u.
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