How to Identify Sheepshead

To identify Sheepshead (Archosargus probatocephalus), look at these key features.

Physical Characteristics

Body shape

compressed

Coloration

Silvery-gray body with 5-7 distinct dark vertical bars (often described as 'convict stripes') that fade with age. The fins are typically dusky.

Scale type

ctenoid

Mouth position

terminal

Distinctive features

Prominent, human-like incisor teeth in the front of the mouth, followed by molars., Deep, compressed body., High-arched back., Strong, spiny dorsal fin.

Dorsal fin

Single dorsal fin with 11-13 strong spines and 10-12 soft rays.

Tail fin

Moderately forked caudal fin.

Pectoral fin

Long, pointed pectoral fins.

Distinctive fins

Anal fin with 3 spines and 10-11 soft rays. Pelvic fins are thoracic.

Identification Tips

1. 1

   Teeth

   The most distinguishing feature is its human-like incisor teeth at the front of the jaw, used for crushing shells. No other common inshore fish in its range has such prominent, distinct teeth.

2. 2

   Body Bars

   Look for 5-7 prominent dark vertical bars on a silvery-gray body. These bars are usually most distinct in younger fish and may fade in older, larger individuals.

3. 3

   Body Shape

   Its deep, compressed body with a high-arched back is characteristic.

4. 4

   Habitat

   If caught around structure (pilings, rocks, oyster beds) in coastal or estuarine waters, it's likely a Sheepshead.

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