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💧 Freshwater Least Concern 🌡️ Subtropical

Cottus Tallapoosae

Cottus tallapoosae Neely, Williams & Mayden, 2007
Max Length
7.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits clean gravel or rocky bottomed streams with moderate to swift current. Frequently found in streams 3-15 m wide and at depths of 0.5-0.7 m . Feeds on anything alive which fits into its mouth .

Scientific Name
Cottus tallapoosae
Authority
Neely, Williams & Mayden, 2007
Habitat
Freshwater
Climate
Subtropical
IUCN Status
LC
Max Length
7.7 cm
Trophic Level
3.3
Resilience
Medium
Vulnerability
32.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 8; Dorsal soft rays (total): 14 - 18; Anal soft rays: 10 - 14; Vertebrae: 29 - 32. Diagnosed from all congeners except Cottus chattahoochee by the combination of the following characters: modally eight infraorbital canal pores; five bones in the suborbital series; reduced palatine teeth; a flexible spine and four rays in the pelvic fin; preoperculomandibular canals not fused at anterior rami of mandibles, with two pores at tip of chin; pectoral rays simple; preopercular armature well-developed with two or three spines; chin not mottled; and dorsal fins separate. Differs from Cottus chattahoochee by having the following features: usually incomplete lateral line (vs. complete); dermal prickling reduced or absent, when present generally restricted to a few scattered prickles in area along anterior part of lateral line (vs. a robust postpectoral patch in addition to prickles along the anterior lateral line); and narrow to moderately wide saddles (vs. moderate or wide) .

🌀 Behaviour

Behavioural data for Cottus Tallapoosae 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. Subtropical North America: endemic to the Tallapoosa River drainage above the Fall Line in the east-central Alabama and west-central Georgia, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4
Food Items

anything alive which fits into its mouth (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00832 × L3.16 (TL)
Max TL
7.7cm
Dorsal Spines
7
Dorsal Rays
16
Anal Rays
12
Vertebrae
31

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Neely, Williams & Mayden, 2007

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