New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Near Threatened 🌡️ Temperate

Rustyside sucker

Thoburnia hamiltoni Raney & Lachner, 1946
Max Length
18 cm
Max Weight
-
Lifespan
5 yrs
Trophic Level
3
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
24.00/100
Typical Length
11.1 cm
Depth Zone
demersal

📖 Overview

Adults inhabit rocky riffles and runs of swift mountain creeks and small rivers. Young occur in flowing pools.

Scientific Name
Thoburnia hamiltoni
Authority
Raney & Lachner, 1946
Habitat
Freshwater
Climate
Temperate
IUCN Status
NT
Max Length
18 cm
Lifespan
5 years
Trophic Level
3
Resilience
Medium
Vulnerability
24.00/100
Migration
Non-migratory
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Rustyside sucker is currently being compiled.

🌀 Behaviour

Behavioural data for Rustyside 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; non-migratory . Temperate; 38°N - 37°N North America: Upper Dan River system (in Roanoke River drainage) in Virginia, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Non-migratory
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00537 × L3.05 (TL)
Max TL
18cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Temperate
Described By
Raney & Lachner, 1946

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Moxostoma hamiltoni Raney & Lachner 1946 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Rustyside sucker ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.