- Filetail catshark
Taxobox
name = Filetail catshark
status = DD | status_system = IUCN3.1
trend =
image_caption =
regnum =Animal ia
phylum = Chordata
classis =Chondrichthyes
subclassis =Elasmobranchii
ordo =Carcharhiniformes
familia =Scyliorhinidae
genus =Parmaturus
species = "P. xaniurus"
binomial = "Parmaturus xaniurus"
binomial_authority = (Gilbert, 1892)The filetail catshark, "Parmaturus xaniurus", is acat shark of the familyScyliorhinidae , found from the easternPacific fromOregon to theGulf of California , at depths of between 90 and 1,250 m. Its length is up to 45 cm. The filetail catshark is found on the outercontinental shelf and upper slope. It feeds on a variety of small fish (e.g.lanternfish ) andinvertebrate s. It possesses an enlargedgill region which is an adaptation to areas with low dissolved oxygen levels. Has a high concentration ofsqualene in itsliver which affords it neutral buoyancy. Regularly caught by bottom trawlers but not utilized at all.Coloration is brownish-black above, lighter below, with all fins dark.
Reproduction is
oviparous . The egg-cases have 'T'-shaped lateral flanges and short tendrils.ee also
*
List of sharks References
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* Compagno, Dando, & Fowler, "Sharks", Collins Gem, HarperCollins, London2006 ISBN 0-00-721986-5
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