Opistognathus Smithvanizi

📖 Overview

Opistognathus Smithvanizi (Opistognathus smithvanizi) is a ray-finned fish of the family Opistognathidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 5.6 cm. It occurs at depths between 9 and 20 metres. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 16 - 17; Anal spines: 3; Anal soft rays: 16; Vertebrae: 29. This small (4.8-5.6 cm), robust species possess the following combination of characters: upper jaw sexually dimorphic, males' maxilla longer and with two dark stripes on inner lining; 16-17 dorsal-fin soft rays; A III; 81- 94 oblique scale rows in longitudinal series; 22-25 gill rakers on lower limb of first arch; body with 5 wide dusky bars overlain with diffuse spotting; faint, non-ocellated oval blotch in spinous dorsal, between spines 4 and 7; anterior nostril with an unbranched club-shaped cirrus; buccal pigmentation; large orbit, 2.8-3.1 in HL; short head, its length 2.8-3.0 in SL; long upper jaw length, in males 1.3-1.4 and in females 1.7 in HL; 19 caudal vertebrae .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Opistognathus Smithvanizi is currently being reviewed.

🦐 Diet

Diet information for Opistognathus Smithvanizi is currently being compiled.

🥚 Reproduction

Reproduction data for Opistognathus Smithvanizi is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 9 - 20 m . Tropical Central Pacific: Costa Rica.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

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