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🌿 Brackish Least Concern 🐠 Aquarium 🌡️ Temperate

Caunos Goby

Knipowitschia caunosi Ahnelt, 2011
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Caunos Goby (Knipowitschia caunosi), first described by Ahnelt, 2011 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 3.60 cm in maximum length. It inhabits brackish estuarine and coastal transition zones between freshwater and the sea. It occurs in Temperate waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Knipowitschia caunosi
Authority
Ahnelt, 2011
Habitat
Brackish
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
3.6 cm
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100

🐟 Physical Description

A Knipowitschia with (1) scales from the axilla in midline to the caudal peduncle, extending onto base of caudal fin; (2) anterior oculoscapular canal present, ending anteriorly with a pair of interorbital pores; (3) preopercular canal present with two terminal pores; (4) external preorbital neuromast row extending anteriorly close to the upper lip; (5) anterior preorbital row absent; (6) anterior transverse row long, extending on the nape; (7) pelvic frenum with smooth free edge; (8) male colouration without vertical bars or striae, dark blotch in the rear of the first dorsal fin; first dorsal fin rays V–VI .: elongated.

🌀 Behaviour

Behavioural data for Caunos Goby is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Brackish; benthopelagic. Temperate

🌿 Ecology

Zone Preferences
🌿 Brackish
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.17 (TL)
Max TL
3.6cm

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2013

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Ahnelt, 2011

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