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💧 Freshwater Near Threatened 🐠 Aquarium 🌡️ Subtropical

Corfu dwarf goby

Knipowitschia goerneri Ahnelt, 1991
Max Length
2.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occurs in freshwater spring and small brook flowing towards nearby lagoons; also in associated wetlands. No biological data available . Is threatened due to water abstraction and pollution .

Scientific Name
Knipowitschia goerneri
Authority
Ahnelt, 1991
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
NT
Max Length
2.2 cm
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8. Distinguished from all other species of the genus by the following combination of characters: D1 VI, D2 I, 8, A I, 8, P 15-16; complete body squamation, lateral line scales 32-33; cephalic lateral-line system: anterior oculoscapular canal much reduced, ending between eyes with or without pores')… (if pore')… is present then a pore ')…' is present too), with pore K (always paired), with pore a and always with pore a'; preopercular canal absent; oculoscapular row z separated in two sections; paired interorbital row p present; eyes large, interorbital space distinctly smaller than eye diameter; coloration of first dorsal fin: adult females with a broad dark band on distal third, adult males with two dark spots .: fusiform / normal.

🌀 Behaviour

Behavioural data for Corfu dwarf goby is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3 (TL)
Max TL
2.2cm
Dorsal Spines
7
Dorsal Rays
8
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Ahnelt, 1991

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