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Photo of a Leopard Shark

Species profile

Leopard Shark

Triakis semifasciata

Sharks & raysIUCN: Least Concern3.0K iNat observations

Identify Leopard Shark (Triakis semifasciata) from a photo — free, unlimited, no sign-up — with the CatchRules iPhone app. Plus current fishing rules across 1 jurisdiction.

At a glance

Leopard Shark (Triakis semifasciata) is an IUCN Least Concern shark or ray regulated in 2 of 66 jurisdictions tracked by CatchRules across the U.S. and Canada.

Confirmed by 2,581 research-grade iNaturalist observations, concentrated in California.

Notable details

  • Leopard Sharks are harmless to humans and among the most commonly seen sharks in California bays.
  • They can live more than 30 years and grow slowly throughout their lives.
  • Females give birth to live pups in litters that can reach up to 29 offspring.
  • They form large seasonal aggregations in warm shallow water — sometimes hundreds of individuals.
  • Adults typically measure 4–5 feet, though the species can reach 7 feet at maximum.

Background

The leopard shark is a species of houndshark, in the family Triakidae. It is found along the Pacific coast of North America, from the U.S. state of Oregon to Mazatlán in Mexico. Typically measuring 1.2–1.5 m (3.9–4.9 ft) long, this slender-bodied shark is immediately identifiable by the striking pattern of black saddle-like markings and large spots over its back, from which it derives its common…

Background excerpt adapted from Wikipedia's Leopard Shark article (CC BY-SA). Visit Wikipedia for the full entry.

Frequently asked questions

What is Leopard Shark?

Leopard Shark (Triakis semifasciata) is an IUCN Least Concern shark or ray regulated in 2 of 66 jurisdictions tracked by CatchRules across the U.S. and Canada.

What is the scientific name for Leopard Shark?

Leopard Shark is Triakis semifasciata.

Is Leopard Shark regulated for fishing?

Yes — Leopard Shark has fishing regulations in 1 U.S. state and/or Canadian province tracked by CatchRules. See the "Jurisdictions with rules" section above for the binding-source links.

How can I identify Leopard Shark?

Take a photo with the free CatchRules iPhone app — on-device identification recognizes Leopard Shark along with ~1,500 other species. No sign-up, unlimited use.

Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.