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General information
Squalus acanthias Linnaeus, 1758

Common name	Picked dogfish
Synonyms	Raia scabrata Garman, 1913 Squalus acanthias acanthias Linnaeus, 1758 Squalus acanthis Linnaeus, 1758 Squalus achantias Linnaeus, 1758 Squalus canis Forster, 1777 Squalus fernandinus Molina, 1782 Squalus acanthias chilensis Suckow, 1799 Squalus antiquorum Leach, 1818 Acanthias antiguorum (Leach, 1818) Acanthias vulgaris Risso, 1827 Acanthias vulgaris Bonaparte, 1846 Acanthias americanus Storer, 1846 Spinax mediterraneus Gistel, 1848 Acanthias linnei Malm, 1877 Acanthias lebruni Vaillant, 1888 Acanthias commun Navarrete, 1898 Squalus wakiyae Tanaka, 1918 Squalus kirki Phillipps, 1931 Squalus whitleyi Phillipps, 1931 Squalus barbouri Howell Rivero, 1936 Squalus tasmaniensis Howell Rivero, 1936 Squalus acanthias africana Myagkov & Kondyurin, 1986
IUCN Red List status (2014)	Vulnerable (VU)
Habitat	Saltwater
Systematics	Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Chondrichthyes; Elasmobranchii; Squalimorphii; Squaliformes; Squalidae.
Geographical distribution	China; Japan; Philippines; Thailand; South Korea; North Korea; Israel; Egypt; Syria; Lebanon; Turkey; Russia; Australia; New Zealand; South Africa; Algeria; Angola; Libya; Morocco; Namibia; UK; Germany; France; Spain; Portugal; Italy; Greece; Ukraine; Romania; Georgia; Norway; Sweden; Denmark; Iceland; Ireland; Greenland; Finland; Belgium; Netherlands; USA; Mexico; Canada; Alaska; Brazil; Argentina; Chile; Uruguay; Falkland Islands; Cuba; Albania; Bosnia and Herzegovina; Croatia; Cyprus; Estonia; Faroe Islands; Isle of Man; Latvia; Lithuania; Malta; Monaco; Montenegro; Poland; Slovenia; Mauritius; Reunion; Tunisia; Western Sahara
Occurrence	native: China; misidentification: Japan; misidentification: Philippines; questionable: Thailand; misidentification: South Korea; misidentification: North Korea; native: Israel; native: Egypt; native: Syria; native: Lebanon; native: Turkey; native: Russia; native: Australia; native: New Zealand; native: South Africa; native: Algeria; native: Angola; native: Libya; native: Morocco; native: Namibia; native: UK; native: Germany; native: France; native: Spain; native: Portugal; native: Italy; native: Greece; native: Ukraine; native: Romania; native: Georgia; native: Norway; native: Sweden; native: Denmark; native: Iceland; native: Ireland; native: Greenland; native: Finland; native: Belgium; native: Netherlands; native: USA; native: Mexico; native: Canada; misidentification: Alaska; native: Brazil; native: Argentina; native: Chile; native: Uruguay; native: Falkland Islands; native: Cuba; native: Albania; native: Bosnia and Herzegovina; native: Croatia; native: Cyprus; questionable: Estonia; native: Faroe Islands; native: Isle of Man; native: Latvia; native: Lithuania; native: Malta; native: Monaco; native: Montenegro; native: Poland; native: Slovenia; questionable: Mauritius; questionable: Reunion; native: Tunisia; native: Western Sahara
Importance	Food/Sports
Remarks	Not reported
Karyological information
Geographical area of study	Sea Area west of Lysekil, Bohuslan, Sweden
Source of chromosomes	Testes and Kidney
Number of specimens with sex	Male
Diploid chromosome number	62
Karyotype formula	31 bivalents
Fundamental arm number	Not reported
Chromosome length	Not reported
Sex chromosome	Not reported
Chromosome staining/banding/FISH	Not reported
Reference	Nygren A,Nilsson B, Jahnke M (1971). Cytological studies in Hypotremata and Pleurotremata (Pisces). Hereditas 67: 275-282.
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