How to Identify White stumpnose

To identify White stumpnose (Rhabdosargus globiceps), look at these key features.

Physical Characteristics

Body shape

compressed

Coloration

Silvery-white body, often with a yellowish tinge on the fins. Juveniles may exhibit faint vertical bars that fade with age. The dorsal surface is typically darker, transitioning to a lighter belly.

Scale type

ctenoid

Mouth position

terminal

Distinctive features

Deep, compressed body, Steeply sloping head profile, giving it a 'stumpnose' appearance, Small, terminal mouth with strong incisor-like teeth at the front and molar-like teeth posteriorly, Large, prominent eyes, Often has a dark blotch at the origin of the lateral line, though this can be faint or absent in some individuals.

Dorsal fin

Single dorsal fin with 11-12 spines and 10-12 soft rays. The spiny portion is longer than the soft-rayed portion.

Tail fin

Moderately forked caudal fin.

Pectoral fin

Long and pointed pectoral fins.

Distinctive fins

Anal fin with 3 spines and 9-10 soft rays. Pelvic fins are thoracic.

Identification Tips

1. 1

   Head Profile

   Look for the characteristic steep, blunt head profile that gives it the 'stumpnose' name.

2. 2

   Coloration

   Observe the silvery-white body, often with a yellowish tint on the fins. Juveniles may have faint vertical bars.

3. 3

   Teeth

   Note the combination of incisor-like teeth at the front of the jaw and molar-like teeth further back, adapted for its omnivorous diet.

4. 4

   Body Depth

   Its deep, compressed body is a key identifying feature within the Sparidae family.

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