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💧 Freshwater Least Concern 🌡️ Temperate

Caucasian goby

Ponticola constructor Nordmann, 1840
Max Length
20 cm
Max Weight
Lifespan
Trophic Level
3.7
Depth
Climate
Temperate
Resilience
Medium
Vulnerability
36.00/100
Typical Length
Depth Zone

📖 Overview

Inhabits a wide variety of flowing waters from cold hill to foot hill streams; never in brackish water. No other biological data except that the males guard eggs in gravel or rock cavities.

Scientific Name
Ponticola constructor
Authority
Nordmann, 1840
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
20 cm
Trophic Level
3.7
Resilience
Medium
Vulnerability
36.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished from other related species in the Black Sea basin by the following characters: pelvic disc 40-60% of distance between its origin and anus; cycloid scales completely cover predorsal area and nape; pelvic disc fraenum with angular lobes, fraenum length 1/6-1/2 of its width at base; scales in midlateral series 58-70 + 2-4; snout length 1.5-1.9 times in eye diameter .: elongated.

🌀 Behaviour

Behavioural data for Caucasian goby is currently being reviewed.

🦐 Diet

Diet information for Caucasian goby is currently being compiled.

🥚 Reproduction

Reproduction data for Caucasian goby is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Temperate

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.7±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00851 × L3.09 (TL)
Max TL
20cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2008

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Nordmann, 1840

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