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💧 Freshwater Critically Endangered 🌡️ Tropical

Adrianichthys Roseni

Adrianichthys roseni Parenti & Soeroto, 2004
Max Length
9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Adrianichthys Roseni (Adrianichthys roseni) is a ray-finned fish. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 9 cm. With a trophic level of 3.8, it is a mid-level predator. It is assessed as Critically Endangered on the IUCN Red List.

Scientific Name
Adrianichthys roseni
Authority
Parenti & Soeroto, 2004
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
CR
Max Length
9 cm
Trophic Level
3.8
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Adrianichthys
Adrianichthys
Species
Adrianichthys Roseni
Adrianichthys roseni

🐟 Physical Description

Dorsal soft rays (total): 13 - 15; Anal soft rays: 25; Vertebrae: 36. Having orbits projecting beyond dorsal profile of head; paired preethmoid cartilages; 13-16 dorsal-fin rays. Its lower jaw is enclosed in the upper jaw, however, the upper jaw is not as large and broadly expanded. Scales in lateral series 63-65; having the lateral process of pelvic bone in line with fifth pleural rib .: elongated.

🌀 Behaviour

Behavioural data for Adrianichthys Roseni is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical; 1°S - 3°S, 120°W - 121°W Endemic to Lake Poso, Sulawesi, Indonesia.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.8±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
9cm
Dorsal Rays
14
Anal Rays
25
Vertebrae
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Parenti & Soeroto, 2004

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