Slender tuna

Slender tuna

Taxobox
name = Slender tuna


image_caption = Drawing by Dr Tony Ayling
status = LC
regnum = Animalia
phylum = Chordata
classis = Actinopterygii
ordo = Perciformes
familia = Scombridae
subfamilia = Scombrinae
genus = "Allothunnus"
species = "A. fallai"
binomial = ""
binomial_authority = Serventy, 1948The slender tuna, "Allothunnus fallai", is a species of tuna, the only species in the genus "Allothunnus", found circumglobally in the southern oceans between latitudes 20° and 50° South. Its length is up to one metre (3.3 feet).

The slender tuna is the most elongate of the larger tunas. It has low second dorsal and anal fins, small pectoral fins, and a pronounced corselet of scales around the pectoral area. There are more gill rakers on the inside of the first gill arch than any other member of this family.

Coloration is blue-black above and grey-white below.

References

*
*
* Tony Ayling & Geoffrey Cox, "Collins Guide to the Sea Fishes of New Zealand", (William Collins Publishers Ltd, Auckland, New Zealand 1982) ISBN 0-00-216987-8
*IUCN 2007. 2007 IUCN Red List of Threatened Species. . Downloaded on 28 September 2007.


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