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💧 Freshwater Least Concern 🌡️ Tropical

Stigmatochromis Melanchros

Stigmatochromis melanchros Yoder & Konings, 2011
Max Length
16.1 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
-
Depth Zone
-

📖 Overview

This species is a piscivore that breeds in rocky reefs where territorial males defend the vertical face of a large boulder near the sandy bottom .

Scientific Name
Stigmatochromis melanchros
Authority
Yoder & Konings, 2011
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
16.1 cm
Trophic Level
4.1
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Diagnosis: The presence of supra-pectoral and supra-anal spots, which do not extend to the base of the dorsal fin, plus a precaudal spot and a series of small spots along the base of the dorsal fin, combined with a snout length longer than the postorbital head length distinguishes this species as a member of Stigmatochromis . It is further diagnosed by the presence of mostly unicuspid teeth in the outer rows of the lower jaws; Stigmatochromis melanchros is distinguished from S. macrorhynchos by a wider interorbital width, 19.3–20.5% of head length vs. 13.7–16.2%, and from S. pholidophorus by a larger preorbital depth in relation to the vertical eye diameter, 95.8–109.3% vs. 75.4%; it is distinguished from S. modestus by a shorter lower jaw, 40.7–44.4% of head length vs. 45.2–48.3%, and by fewer teeth in the outer row of the left lower jaw, 13–19 vs. 24–28; it has a smaller horizontal eye diameter, 25.2–26.9% of head length, than S. woodi, 27.0–32.6% . : fusiform / normal.

🌀 Behaviour

Behavioural data for Stigmatochromis Melanchros is currently being reviewed.

🦐 Diet

Diet information for Stigmatochromis Melanchros is currently being compiled.

🥚 Reproduction

Reproduction data for Stigmatochromis Melanchros is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical; 13°S - 14°S, 34°E - 35°E

🌿 Ecology

Zone Preferences
💧 Freshwater
Feeding Mode
Piscivore
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L2.99 (TL)
Max TL
16.1cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Yoder & Konings, 2011

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