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💧 Freshwater Least Concern 🌡️ Temperate

Rio Grande chub

Gila pandora Cope, 1872
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
2.3
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Adults inhabit flowing pools of headwaters, creeks and small rivers. They occur usually near brush . They are mid-water carnivores feeding on zooplankton, aquatic and terrestrial insects, crustaceans, juvenile fish, and a limited amount of detritus . Migratory behaviour is undetermined .

Scientific Name
Gila pandora
Authority
Cope, 1872
Habitat
Freshwater
Climate
Temperate
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
18 cm
Trophic Level
2.3
Resilience
Medium
Vulnerability
32.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 8. Gila pandora can be distinguished by the following characters: lateral line with 51-67 scales; dorsal fin with 8 rays; anal fin with 8 rays; 1st gill arch with 6-10 rakers; pharyngeal teeth 2,5-4,2; slightly subterminal mouth, extending to front of large eye; rounded, fairly blunt snout; fairly deep, compressed body; deep caudal peduncle; olive-gray above; 2 dusky stripes along silver sides (darkest on large individual), upper one extending to caudal fin, lower one to anal fin; and dusky to black caudal spot. Breeding individuals with red-orange (brightest in males) anal, dorsal and paired fin bases and side of head; orange lower side .: fusiform / normal.

🌀 Behaviour

Behavioural data for Rio Grande chub is currently being reviewed.

🦐 Diet

Diet information for Rio Grande chub is currently being compiled.

🥚 Reproduction

Reproduction data for Rio Grande chub is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Temperate; 42°N - 31°N North America: Upper Rio Grande and Pecos River systems in Colorado and New Mexico, USA; isolated populations in Davis Mountains (Pecos River system) in Texas, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Feeding Mode
Carnivore
Trophic Level
2.3±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.01148 × L3.03 (TL)
Max TL
18cm
Dorsal Rays
8
Anal Rays
8

🌡️ 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
32.00/100
Low vulnerability
Trophic Level
2.3
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Temperate
Described By
Cope, 1872

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