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Common Thresher
Legendary

Common Thresher

Alopias vulpinus

Also called Thresher

Large pelagic shark distinguished by its extremely long, whip-like tail that can be as long as the body itself. Known for using its tail to stun prey and as a powerful fighting tool when hooked.

The record

Common Thresher at a glance

Scientific name
Alopias vulpinus
Typical size
8-14 feet, 200-500 lbs
Water
Saltwater
Habitat
Sharks and rays
Rarity in the Fishdex™
Legendary
Where it lives

Habitat

Found in offshore waters throughout temperate and tropical seas, often near the surface but can dive to considerable depths. Anglers typically target them with heavy tackle while drift fishing or trolling with live bait like mackerel or bonito. They are prized gamefish known for spectacular aerial displays when hooked.

Catch one and it is yours

Log a common thresher through the Cobia Camera and this entry fills in with your photo, your personal best, and the exact conditions on the day. The app also carries the slot and season rules for wherever you are standing.

How the Fishdex™ works
Questions

Common Thresher questions people ask

Common Thresher is Alopias vulpinus. Anglers also call it Thresher.

A typical common thresher runs 8-14 feet, 200-500 lbs. Cobia records the length and weight of every common thresher you log and keeps your personal best on its Fishdex entry.

Found in offshore waters throughout temperate and tropical seas, often near the surface but can dive to considerable depths. Anglers typically target them with heavy tackle while drift fishing or trolling with live bait like mackerel or bonito. They are prized gamefish known for spectacular aerial displays when hooked. It is a salt water species, filed under sharks and rays in the Fishdex.

Yes. Log one through the Cobia Camera and this entry fills in with your own photo, your personal best, and the conditions on the day you caught it. The app also carries the slot limits and season dates for wherever you are standing. It is free.

Free on iPhone

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iPhone, iOS 17 or later. Setup takes about a minute.