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💧 Freshwater Near Threatened 🐠 Aquarium 🌡️ Tropical

Sicyopterus Calliochromus

Sicyopterus calliochromus Keith, Allen & Lord, 2012
Max Length
5.8 cm
Max Weight
-
Lifespan
-
Trophic Level
-
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
14.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Sicyopterus Calliochromus (Sicyopterus calliochromus), first described by Keith, Allen & Lord, 2012 is a small fish in the family Gobiidae (order Gobiiformes). Adults typically reach 5.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. On the IUCN Red List, it is classified as Near Threatened.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Sicyopterus calliochromus
Authority
Keith, Allen & Lord, 2012
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
NT
Max Length
5.8 cm
Vulnerability
14.00/100
Migration
Amphidromous
Salinity
0–0.5 ppt

🐟 Physical Description

A Sicyopterus with only 2 lateral clefts on upper crenulated lip and a second dorsal fin with 1 spine and 10 segmented rays. A distinctive gold colour on entire body, both in males and females, with two ventral black bands from pectoral base to upper hypural, a black mask on the front of the head below the eyes and a black spot on the ventral part of the head. Females with bulbous urogenital papilla with fim briate projections around a tubular ovipositor, which seems to be unique in Sicyopterus species. Fins particularly long both in males and females. .: fusiform / normal.

🌀 Behaviour

Behavioural data for Sicyopterus Calliochromus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic; amphidromous. Tropical known only from the Tirawiwa River, a major tributary of the Wapoga River, which flows into the eastern side of Cenderawasih Bay, Papua Province in Indonesia.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Amphidromous

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
5.8cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
14.00/100
Low vulnerability
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Keith, Allen & Lord, 2012

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