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💧 Freshwater Least Concern 🌡️ Tropical

Pejerrey

Basilichthys semotilus Cope, 1874
Max Length
Max Weight
Lifespan
Trophic Level
2.9
Depth
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
Depth Zone
pelagic

📖 Overview

Pejerrey (Basilichthys semotilus) is a ray-finned fish of the family Atherinopsidae. It inhabits freshwater waters in pelagic environments. With a trophic level of 2.9, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Basilichthys semotilus
Authority
Cope, 1874
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Trophic Level
2.9
Resilience
High
Vulnerability
26.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Pejerrey is currently being compiled.

🌀 Behaviour

Behavioural data for Pejerrey is currently being reviewed.

🦐 Diet

Diet information for Pejerrey is currently being compiled.

🥚 Reproduction

Reproduction data for Pejerrey is currently being compiled.

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical South America: rivers on Pacific slope of Peruvian Andes, from Río Reque, Lambayegue to Río Sàmà, Tacna, Peru.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
2.9±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00513 × L3.07 (TL)

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2007

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Cope, 1874

🌐 Names & Taxonomy

Language Common Names
🌍CES gavúnovec horský
🇪🇸Spanish Pejerrey · Pejerrey andino

Scientific Synonyms

Scientific Name Author Year Status
Basilichthys beardsleei Abbott 1899 Synonym
Gastropterus semotilus Cope 1874 Synonym
Pisciregia beardsleei Abbott 1899 Synonym
Protistius semotilus Cope 1874 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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