About . . .
     
Home Page

About Page

Photo Page

Custom Page

Custom2 Page

Custom3 Page

Favorite Links Page

  
More Information!
Scientific Name:
Squalus acanthias
Family Name:
Squalidae
Size:
5.9 feet
Color:
brown to gray, usually with white spots, and the ventrum is white or cream colored
Life Span:
25 - 100 years
Diet:
schooling and non-schooling bonyfishes (including sardines, menhaden, herring, smelt, hake, cod, ling, midshipmen, blennies, sand lances, porgies, croakers, sculpins and flatfishes), fish eggs, squids, octopuses, crabs, krill, worms, snails, sea cucumbers, salps, comb jellies and jellyfishes. It also feed on chimeras (also known as ratfish).

Additional Info.!
REPRODUCTION
The spiny dogfish shark reproduces via aplacental viviparity and bears live young. About 2-11 pups are in each litter, these pups are between 8-12 inches (20-30 cm) long. The gestation period is the longest of any vertebrate, about 18-24 months after a winter mating. This is longer than elephants or whales. Male dogfish reach maturity at 11 years old; female dogfish reach maturity at 19-20 years old.

MIGRATION
Migrates to stay in water between 45°F - 59°F (7°C - 15°F).

LIFE SPAN
Estimates of the dogfish's life span range from 25-100 years.

Spiny Dogfish Classification!
Kingdom Animalia (animals)
Phylum Chordata
SubPhylum Vertebrata (vertebrates)
Class Chondrichthyes (cartilaginous fish)
Subclass Elasmobranchii (sharks and rays)
Order Squaliformes (dogfish sharks)
Family Squalidae
Genus Squalus
Species acanthias