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💧 Freshwater Endangered 🌡️ Temperate

Telestes Karsticus

Telestes karsticus Marčić & Mrakovčić, 2011
Max Length
12.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Telestes Karsticus (Telestes karsticus), first described by Marčić & Mrakovčić, 2011 is a small fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 12.70 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Endangered.

Scientific Name
Telestes karsticus
Authority
Marčić & Mrakovčić, 2011
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
EN
Max Length
12.7 cm
Trophic Level
3.3
Resilience
Medium
Vulnerability
33.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 2; Dorsal soft rays (total): 8; Anal spines: 5; Anal soft rays: 8 - 10. This species is distinguished by the following characters: a black midlateral stripe from eye to end of peduncle (less obvious in live specimens but conspicuous in preserved specimens) within dark area of back and flank; (45)49-62(65) lateral line scales; 8.5-9.5 branched anal-fin rays; rounded snout projecting slightly beyond upper lip; pharyngeal teeth in 2 rows; posterior margin of anal fin straight; number of gill rakers 9-11; number of scale rows between lateral line and pelvic origin 6.5-7.5; depth of caudal peduncle 2-2.6 times in its length .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Telestes Karsticus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Temperate; 46°N - 45°N, 15°E - 16°E endemic to Croatia.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00832 × L3.09 (TL)
Max TL
12.7cm
Dorsal Spines
2
Dorsal Rays
8
Anal Spines
5
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Marčić & Mrakovčić, 2011

🦠 Common Diseases

The following diseases are known to affect Telestes Karsticus.

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