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spiny dogfish (Squalus acanthias)
Squalus acanthias
From "The Fisheries and Fisheries Industries of the United States", by George Brown Goode (1887).
http://www.photolib.noaa.gov/historic/nmfs/figb0521.htm
Source: https://commons.wikimedia.org/wiki/File:Squalus_acanthias.jpg
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. It is found mostly in shallow waters and further offshore in most parts of the world, especially in temperate waters. |