From ReefPedia

[edit] Gray smoothhound shark Scientific Name Mustelus californicus Max. Size: About 4 feet/1.22 meters Tank Size: Minumum about 2,500 gallons(12' diameter) Aggression: Very active species, but not really aggressive. Hardiness: Pretty hardy species. Reef-Safe: No - best suited for sandy coastal areas, or kelp forests of the California coast. Available as captive-bred: not at present time

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Physical Description

classic smoothhound appearance with medium gray coloration from nose to tail, the underbelly is whitish.

Distribution

Eastern Pacific Ocean - Northern California to Gulf of California.

Taxonomic Stuff you know you Care About

• Family: Triakidae (Hound Sharks)

• Genus: Mustelus (smooth hound sharks)

• Species: californicus

Behavior

Species is very active, a fairly aggressive feeder, but generally mild tempered.

Feeding

Benthic invertebrates - shrimp, crab, and Squid, also small bony fishes.

Breeding

Known to be viviparous - has litters of about 4-16 pups. Pups are usually born at about 8-10 inches.

Social Structure

Known to form small schools, and can often be found near groups of leopard sharks or other smoothhound species.

Current Views

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Additional Notes

Often considered one of the better choices of swimming sharks among private aquarists. However when keeping this species it should be noted that a protective covering should be placed over the tank - to prevent the shark from jumping out. Also the ideal water temperature range for a gray smoothhound is about 59-72F (15-22C)