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💧 Freshwater Extinct in the Wild 🌡️ Subtropical

Potosi pupfish

Cyprinodon alvarezi Miller, 1976
← All Species
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
-
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
4.3 cm
Depth Zone
-

📖 Overview

Overview information for Potosi pupfish is currently being compiled by our editorial team.

Scientific Name
Cyprinodon alvarezi
Authority
Miller, 1976
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
EW
Max Length
5 cm
Trophic Level
2.7
Vulnerability
10.00/100
Migration
Non-migratory
Water Temp
18–22 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 10 - 12; Anal soft rays: 9 - 11. : fusiform / normal.

🌀 Behaviour

Behavioural data for Potosi pupfish is currently being reviewed.

🦐 Diet

Diet information for Potosi pupfish is currently being compiled.

🥚 Reproduction

Reproduction data for Potosi pupfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; non-migratory . Subtropical; 18°C - 22°C ; 25°N - 24°N North America: El Potosí in Nuevo Leon, Mexico.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Non-migratory
Trophic Level
2.7±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0138 × L3.14 (TL)
Max TL
5cm
Dorsal Rays
11
Anal Rays
10

🌡️ Water Parameters & Tolerance

Temperature Range
18–22°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Extinct in Wild
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Miller, 1976

🗺️ 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
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View all observations for Potosi pupfish ↗
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