Squalius Valentinus

📖 Overview

Adults occur in streams with clear waters and gravel bottom and prefers moderate flowing stretches . Threatened due to water abstraction for agriculture, construction of reservoirs and introduction of exotic species .

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 2 - 3; Dorsal soft rays (total): 7 - 8; Anal spines: 2 - 3; Anal soft rays: 7 - 9. Distinguished from all its congeners by the following combination of characters: dorsal fin with 8 branched rays; anal fin with 7-9 branched rays; 2 rows of pharyngeal teeth on both sides with 2 and 5 teeth, respectively; wide caudal peduncle; 8-11 gill rakers; lateral line scales 35-39; scale rows above lateral line 7-8; scale rows below lateral line 3; 39 vertebrae, 22 abdominal and 17 caudal; large fourth and fifth infraorbital bones; maxilla with a very marked and pointed anterior process; frontal bone expanded at its middle; wide neurocranium bone; the lower branch of the pharyngeal bone is robust; large and narrow urohyal . Other diagnostic characters include infraorbital bones broad, width of infraorbitals 2 and 5 about 4-5 times width of sensory canal on same bones, presence of a black crescentic mark on scale pocket of each flank scale, head length about equal to body depth, mouth terminal, and 4 scale rows between lateral line and pelvic origin .: fusiform / normal.

🌀 Behaviour

Behavioural data for Squalius Valentinus is currently being reviewed.

🦐 Diet

🥚 Reproduction

🌍 Habitat & Distribution

Freshwater; demersal; potamodromous . Subtropical Known from the following rivers: Mijares, Turia, Júcar, Serpis, Bullent, Gorgos, Guadalest, Monebre or Verde and Vinalopo Rivers; and from the Albufera de Valencia Lagoon.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🦠 Common Diseases

The following diseases are known to affect Squalius Valentinus.

🐠 Related Species

🔍 Similar Species

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