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💧 Freshwater Endangered 🌡️ Temperate

Peppered chub

Macrhybopsis tetranema Gilbert, 1886
Max Length
7.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
21.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Peppered chub (Macrhybopsis tetranema), first described by Gilbert, 1886 is a small fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 7.70 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Endangered.

Scientific Name
Macrhybopsis tetranema
Authority
Gilbert, 1886
Habitat
Freshwater
Climate
Temperate
IUCN Status
EN
Max Length
7.7 cm
Trophic Level
3.3
Resilience
High
Vulnerability
21.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Peppered chub is currently being compiled.

🌀 Behaviour

Behavioural data for Peppered chub 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; potamodromous . Temperate North America: U.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
7.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Temperate
Described By
Gilbert, 1886

🦠 Common Diseases

The following diseases are known to affect Peppered chub.

👥 Community & Contribute

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