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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Subtropical

Bulgarian spined loach

Cobitis strumicae Karaman, 1955
Max Length
7.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
-

📖 Overview

A short-lived species. Adults occur in highland and lowland water courses with little current, in springs and associated wetlands and in lakes , with sand or silt bottom . Oviparous, with distinct pairing during breeding .

Scientific Name
Cobitis strumicae
Authority
Karaman, 1955
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
7.5 cm
Trophic Level
3.3
Resilience
Medium
Vulnerability
33.00/100

🐟 Physical Description

Presence of a black spot at caudal base, very small or sometimes absent, rarely two small spots. Pigmentation (Gambetta's longitudinal zone of pigmentation): zone Z4 with 12-21 roundish or squarish blotches, sometimes indistinct or fused two by two; flank not pigmented below zone Z4. Two laminae circularis.: elongated.

🌀 Behaviour

Behavioural data for Bulgarian spined loach is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

During courtship, 'the male follows the female and, after both enter dense vegetation (e.g. filamentous algae), the male forms a complete ring around the female's body behind the dorsal as the female releases the eggs' .

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic. Subtropical occurs together with hybridogenous, sprem-parasitic lineages, which have originated by hybridisation of C.

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
7.5cm

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 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
Subtropical
Described By
Karaman, 1955

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