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💧 Freshwater 🌡️ Temperate

Masquerade darter

Percina obscura Wood & Near, 2026
Max Length
7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Temperate
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Masquerade darter (Percina obscura), first described by Wood & Near, 2026 is a small fish in the family Percidae (order Perciformes). Adults typically reach 7.00 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.

Scientific Name
Percina obscura
Authority
Wood & Near, 2026
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
Max Length
7 cm
Trophic Level
3.3
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 11 - 13; Dorsal soft rays (total): 11 - 14; Anal soft rays: 9 - 11. : elongated.

🌀 Behaviour

Behavioural data for Masquerade darter 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. Temperate North America: USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4

📐 Morphometrics

Max TL
7cm
Dorsal Spines
12
Dorsal Rays
13
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Wood & Near, 2026

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