Evol. Squalus acanthias m. A taxonomic species within the family Squalidae – spiny dogfish, of temperate near-shore waters in both the Northern and Southern Hemispheres. The spiny dogfish ( Squalus acanthias), also known as the spurdog and piked dogfish, is a bottom-dwelling shark of the family Squalidae. 0303 81 10 — Dogfish of the species Squalus acanthias. The spiny dogfishes of the family Squalidae possess a sharp spine in front of each of their two dorsal fins. Dorsal fins are relatively low compared to A.acanthias. Strombus gigas, giant clams Family Tridacnidae, all hard corals, seahorses in the genus Hippocampus, all sturgeon and paddlefish Order Acipenseriformes, Humphead Wrasse Cheilinus undulatus and, as noted above, three shark species. In: IUCN 2012. The spiny dogfish (Squalus acanthias), also known as the spurdog and piked dogfish, is a bottom-dwelling shark of the family Squalidae. Book 9, 148 pp. It is a small shark, typically growing to lengths of 1.0 - 1.5 meters, and is distinguished by its slender build, greyish-brown colour (countershaded with white ventrally), dorsal white spots, heterocercal tail, lack of anal fin and characteristically, its possession of … Voprosy Ikhtiologii 26 (4): 560-575. Common name(s) Spiny Dogfish, , Piked Dogfish, Spurdog. This species is closely related to Squalus acanthias and for many years they were treated as a single species. It is abundant along northern Atlantic and Pacific coasts; a… Alternative name(s): We have derived from the embryo of Squalus acanthias, the spiny dogfish shark, the S. acanthias embryo (SAE) mesenchymal stem cell line. In French this species is known as aiguillat commun. A, upper and lower teeth, mid-point of mouth marked by the dotted line, about 3 times natural size. The Pacific spiny dogfish (Squalus suckleyi) is a common species of the Squalidae (dogfish) family of sharks and are among the most abundant species of sharks in the world. View the profiles of people named Squalus Acanthias. Frozen fillets of other fish. It belongs to the Squalidae family and is in the Chondrichthyes class. It is abundant along northern Atlantic and Pacific coasts; a closely related, if not identical, form inhabits the southern half of the world. Squalus acanthias The spiny dogfish shark is the most abundant shark. Type genus of the family first (or of subfamily when subfamilies are recognized) then other genera by chronological order of description (and alphabetical order). Belly white. 1986. It is found mostly in shallow waters and further offshore in most parts of the world, especially in temperate waters. Figure 17.—Spiny dogfish (Squalus acanthias), female, 27 inches long; after Garman. Dogfishes Squalus (Squalidae), of the Atlantic Ocean and comparative notes on the species of this genus from other regions. The timelines are restrained and hard to transfer to a different locality Squalus Acanthias Classification Essay meaning that displacement of the indigenous people makes it hard for them to follow their development course. Squalus acanthias (Spiny dogfish) Status. 130. Hypernyms (species): Squaliformes - order; Squalidae - family; Squalus - genus; Coordinate terms (species): Squalus suckleyi (Pacific spiny dogfish) References 2), sNCC is made up of 12 TM segments flanked by 2 intracellular regions that correspond to the NH 2 and COOH-terminal domains, present in all SLC12A members (Gamba, 2005). Squalus comes from the Latin word for shark and Acanthias is derived from the Greek word akanthias which refers to the spines on a Spiny Dogfish. Spiny dogfish in the northern Pacifi… ICES (2011). Specimens currently identified as Squalus acanthias [ include unaccepted IDs ] [ exact matches only ] [ with Media ] Google Map of MCZbase specimens ; BerkeleyMapper + RangeMaps ; Specimens cited as Squalus acanthias Available at: www.iucnredlist.org HELCOM (2012). Mildly venomous spines on first and second dorsal fins. Latin Name: Squalus suckleyi ( previously Squalus acanthias) Family: Squalidae. 2011. Gestation lasts between 22-24 months. Squalus acanthias NCC Molecular Identification. Join Facebook to connect with Squalus Acanthias and others you may know. The spiny dogfish, spurdog, mud shark, or piked dogfish (Squalus acanthias) is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes order. Rank. Squalus acanthias ponticus Myagkov & Kondyurin, 1986. Its dorsal fin has spines that are mildly poisonous. The spiny dogfish, spurdog, mud shark, or piked dogfish, Squalus acanthias, is one of the best known of the dogfish which are members of the family Squalidae in the order Squaliformes. Recent research, using meristic, morphological and moleculardata led to the resurrection of Pacific Spiny Dogfish as a separate species. Eyes large. While these common names may apply to several species, Squalus acanthias is distinguished by having two spines (one anterior to each dorsal fin) and lacks an anal fin. Checklist of Baltic Sea Macro-species. From Bigelow and Schroeder. The spiny dogfishes of the family Squalidae possess a sharp spine in front of each of their two dorsal fins. Global Names Usage Bank. Family: Scientific Name: Author: Year: Common Name: Squalidae: Squalus acanthias: Linnaeus: 1758: Spiny Dogfish . IUCN Red List of Threatened Species. The most widely known species is Squalus acanthias, called the spiny dogfish, spurdog, or skittle dog. Squalus acanthias Linnaeus, 1758 – cazón espinoso común, piked dogfish, spiny dogfish, galludo espinoso, aiguillat commun, dogfish, grayfish, spurdog Species Squalus acutipinnis Regan, 1908 Anal fin absent. Identification: The spotted spiny dogfish has a conical snout with a rounded tip. Spiny Dogfish (Squalus acanthias Linnaeus 1758) belongs to the order Squaliformes and the family Squalidae. Synonyms / new combinations and misspellings. ... Solute carrier family 12 member 2. Baltic Sea Environment Proceedings No. Binomial Name: Squalus acanthias . There are 17 genera in the family Squalidae and Spiny Dogfish (commonly referred to as spurdog in the northeast Atlantic) comprises one of nine species in the genus Squalus (Compagno 1984). 0303 81 — Dogfish and other sharks. & V. V. Kondyurin. A taxonomic genus within the family Squalidae — spurdog. Published in. Family: Dogfish sharks (Squalidae) Genus: Squalus (Squalus) Name: Scientific: Squalus acanthias: German: Dornhai English: Spiny dogfish, Piked dogfish French: Aiguillat commun Spanish: Mielga Appearance: Small shark with two dorsal fins with ungrooved large spines. Acanthias acanthias, Acanthias americanus, Acanthias lebruni, Acanthias vulgaris, Acanthias vulgaris (BONAPARTE 1846), Flakeus tasmaniensis, Koinga kirki, Koinga lebruni, Koinga whitleyi, Spinax acanthias, Spinax fernandinus, Spinax mediterraneus, Squalus acanthias acanthias, Squalus acanthias africana, Squalus acanthias chilensis, Squalus acanthias ponticus, Squalus acanthius, Squalus aff. species name from the Greek 'akanthias' referring to the spines (Ref. 0304 — Fish fillets and other fish meat (whether or not minced), fresh, chilled or frozen. This small shark is also known as the piked dogfish, skittledog, spotted dogfish, white-spotted dogfish, codshark, and thorndog. It also figures heavily in biological research, especially with reference to its RECTAL GLAND in studies of WATER-ELECTROLYTE BALANCE. Acanthias: Genus name from the Latin 'squalus' meaning shark. Report of the ICES Advisory Committee. 203 pp. Squalus comes from the Latin word for shark and Acanthias is derived from the Greek word akanthias which refers to the spines on a Spiny Dogfish. The Spiny Dogfish is also known by many other names including piked dogfish, spiky dog, and rock salmon. Squalus acanthias Linnaeus 1758 —Piked dogfish. 48 (1), 118-123 (1999) PMID: 9873084 Drawing by E. N. Fischer. While these common names may apply to several species, Squalus acanthias is distinguished by having two spines (one anterior to each dorsal fin) and lacks an anal fin. Squalus acanthias This long, slender dogfish has a pointed snout, large eyes, and spines in front of its two dorsal fins. It is a brownish slate color, fading to a pale underbelly, with rows of white spots down its upper body that fade with age. 1: Squalus acanthias A species of shark in the family SQUALIDAE, used for its oil (SQUALENE) and as fish meal. The American Fisheries Society recommends the common name "Pacific Spiny Dogfish" for S… First dorsal fin spine is opposite or slightly posterior to free rear tip of pectoral fins. Their structures (1−7) were determined using spectroscopic methods, including 2D NMR and HRFABMS. Snowbio - Dogfish shark The system of classification used by all biologists today is based on a Taxon, White Shark, Spiny Dogfish, Ling Cod, Northern Elephant Seal, Human. 7668 days. Identification: Long, flattened, pointed snout. Vertebrate genomes contain considerably more genes than most invertebrate genomes. Helsinki Commission, Helsinki. First dorsal spine origin is behind the pectoral rear tips. Until recently, one missing tool in comparative studies with cartilaginous fish was cell culture. Piked dogfish sharks, Squalus acanthias (Linnaeus, 1758), are members of Family Other common names include spurdogs (UK), skittledogs, thorndogs, labs to teach vertebrate anatomy as well as for general scientific experimentation. by Gruvel (1931: 74); subsequently recorded as Squalus acanthias Linnaeus 1758 and Squalus fernandinus Molina 1782 by George et al. According to the topology prediction (See Fig. No anal fin. The reproductive biology of the spiny dogfish, Squalus acanthias, was investigated throughout a year, in the eastern Mediterranean Sea. White spots may follow lateral line. Taxonomy. Seven new aminosterols related to squalamine (8) were isolated from the liver of the dogfish shark Squalus acanthias. Spiny Dogfish: Squalus acanthias Family: Squalidae. As soon as the eggs are fertilized, the female secretes a thin, horny, transparent shell around them. The shells suround several eggs at once and are called candles. Gestation lasts between 22-24 months. Litters range between 2-11 pups and are between 20-30 cm at birth. They live for as long as 25-30 years. This is the first continuously proliferating cell line from a cartilaginous fish. Ohno (1970) and others have proposed that this difference arose through early vertebrate tetraploidizations. Squalus acanthias (Spiny dogfish) ... Family and domain databases. (pronoun) Squalus acanthias. Squalus acanthias Grayfish (Also: Pacific dogfish; Spiny Dogfish) It is a small shark, typically growing to lengths of 1.0 - 1.5 meters, and is distinguished by its slender build, greyish-brown colour (countershaded with white ventrally), dorsal white spots, heterocercal tail, lack of anal fin and characteristically, its possession of a defensive spine … Identification The most widely known species is Squalus acanthias, called the spiny dogfish, spurdog, or skittle dog. Grey to brown above usually with small white spots. They live for as long as 25-30 years. Function i. Cation-chloride cotransporter which mediates the electroneutral transport of chloride, potassium and/or sodium ions across the membrane. Litters range between 2-11 pups and are between 20-30 cm at birth. 1 Order Squaliformes Family Squalidae Genus Squalus Species acanthias Sequence Accession Y18134 (Complete mtDNA Seq.) sNCC cDNA presented and open reading frame of 1033 amino acids, with a 5′UTR of 36 bp and a 3′UTR of 302 bp. SUBSPECIES. Myagkov, N. A. dog, spotted spiny dogfish, spring dogfish, spur dogfish, spur dog, victorian spotted dogfish, white-spotted dogfish, The Spiny Dogfish is also known by many other names including piked dogfish, spiky dog, and rock salmon. ICES Advice. The shells suround several eggs at once and are called candles. 0303 — Fish, frozen, excluding fish fillets and other fish meat of heading 0304. What does squalus mean? First record from Lebanon as Squalus acanthias, Rond. Squalus acanthias Linnaeus, 1758 – cazón espinoso común, piked dogfish, spiny dogfish, galludo espinoso, aiguillat commun, dogfish, grayfish, spurdog. Average age at sexual or reproductive maturity (female) Sex: female. Reference Sequence NC_002012 Reference Rasmussen, A.S., Arnason, U. Phylogenetic studies of complete mitochondrial DNA molecules place cartilaginous fishes within the tree of bony fishes J. Mol. Reviewed-Annotation score: -Experimental evidence at protein level i. Squalus suckleyihas a slower growth rate, larger maximum size, and later maturity compared to Squalus acanthiasspecies. The slower growth rate and time of maturity could be related to the colder temperatures these sharks face.[5] Pacific spiny dogfish prefer to be in temperatures ranging from 7 to 15 °C (45 to 59 °F). In addition, the body of literature CONSERVATION OF SPINY DOGFISH SQUALUS ACANTHIAS: A ROLE FOR CITES? 6885, 27436). Dataset. Other fish, excluding livers and roes. acanthias, Squalus barbouri, Squalus cf. unpublished manuscript (as of 15-Oct-2002): Moore, John A., Karsten E. Hartel, James E. Craddock, and John K. Galbraith. The spiny dogfish, spurdog, mud shark, or piked dogfish, Squalus acanthias, is one of the best known of the dogfish which are members of the family Squalidae in the order Squaliformes.While these common names may apply to several species, Squalus acanthias is distinguished by having two spines (one anterior to each dorsal fin) and lacks an anal fin. Family: Squalidae .
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