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💧 Freshwater Vulnerable 🌡️ Subtropical

Desert pupfish

Cyprinodon macularius Baird & Girard, 1853
Max Length
5 cm
Max Weight
-
Lifespan
2 yrs
Trophic Level
2.7
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Adults are usually found over mud or sand in springs, marshes, lakes and pools of creeks. 7.2 cm max TL . Not a seasonal killifish. Is difficult to maintain in aquarium . Also occur in hot springs with temperatures up to 45°C and salinities up to 20% . Migratory behaviour is undetermined .

Scientific Name
Cyprinodon macularius
Authority
Baird & Girard, 1853
Habitat
Freshwater
Climate
Subtropical
IUCN Status
VU
Max Length
5 cm
Lifespan
2 years
Trophic Level
2.7
Resilience
High
Vulnerability
10.00/100
Water Temp
25–35 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Desert pupfish is currently being compiled.

🌀 Behaviour

Behavioural data for Desert pupfish 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; pH range: 7.5 - 8.0; dH range: 13 - 19. Subtropical; 25°C - 35°C ; 34°N - 31°N North America: lower Colorado River drainage, including Gila River system and south through southern Arizona and California, USA (including Salton Sea) into northern Mexico.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.7±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0138 × L3.14 (TL)
Max TL
5cm

🌡️ Water Parameters & Tolerance

Temperature Range
25–35°C
pH Range
7.5–8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Baird & Girard, 1853

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Cyprinodon browni Jordan & Richardson 1907 Synonym
Cyprinodon californiensis Girard 1859 Synonym
Cyprinodon macularius californiensis Girard 1859 Synonym
Cyprinodon macularius macularius - - Synonym
Cyprinodon macularius sonoytae Peterson 1993 Heterotypic
Cyprinodon sonoytae Peterson 1993 Heterotypic
Lucania browni Jordan & Richardson 1907 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 23 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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