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💧 Freshwater Least Concern 🎣 Game Fish 🌡️ Subtropical 🎣 Game Fish

Spotted sucker

Minytrema melanops Rafinesque, 1820
Max Length
50 cm
Max Weight
1.2 kg
Lifespan
6 yrs
Trophic Level
3.4
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
47.00/100
Typical Length
32.3 cm
Depth Zone
demersal

📖 Overview

Adults inhabit long deep pools of small to medium rivers over clay, sand or gravel. Occasionally found in creeks, large rivers and impoundments . They feed on organic detritus, copepods, cladocerans, midge larvae and diatoms .

Scientific Name
Minytrema melanops
Authority
Rafinesque, 1820
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
50 cm
Max Weight
1.2 kg
Lifespan
6 years
Trophic Level
3.4
Resilience
Medium
Vulnerability
47.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

: fusiform / normal.

🌀 Behaviour

Behavioural data for Spotted sucker is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal; potamodromous . Subtropical; 46°N - 29°N North America: lower Great Lakes and Mississippi River basins from Pennsylvania to Minnesota in the USA and south to Gulf; Atlantic and Gulf Slope drainages from Cape Fear River in North Carolina to Colorado River in Texas, USA (absent from most of peninsular Florida).

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Potamodromous
Trophic Level
3.4±0.47
Food Items

organic detritus, copepods, cladocerans, midge larvae and diatoms (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.02 (TL)
Max TL
50cm
Max Weight
1,200g

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
47.00/100
Moderate-High vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Rafinesque, 1820

🎣 Angling Guide

Difficulty
Beginner
Fight Rating
strong pulls with head-shakes
Best Seasons
spring,summer,fall
Best Time
incoming tide, dawn and dusk
Line Weight
15-30
Rod Type
medium-heavy spinning
Hook Size
2/0-5/0
Catch & Release
✓ Recommended
Best Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Techniques
bottom fishing popping cork soft plastics live bait
Bait & Lures
live shrimp cut mullet soft plastic paddle-tails popping corks
Recommended Tackle
  • medium-heavy 7ft spinning rod
  • 30-50 lb braid
  • fluorocarbon leader
Where to Find Them
  • grass flats
  • oyster bars
  • marsh drains
  • deeper channel edges
Tips & Tricks
Popping cork technique attracts fish from distance. Fish moving tides.
Catch & Release Tips

Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.

Regulations Summary

⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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