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💧 Freshwater Extinct in the Wild 🌡️ Tropical

Ameca shiner

Aztecula amecae Chernoff & Miller, 1986
Max Length
4.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for Ameca shiner is currently being compiled by our editorial team.

Scientific Name
Aztecula amecae
Authority
Chernoff & Miller, 1986
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
EW
Max Length
4.1 cm
Trophic Level
3
Resilience
High
Vulnerability
13.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Aztecula
Aztecula
Species
Ameca shiner
Aztecula amecae

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 7 - 8. Anal fin-rays usually 8, occasionally 7. Lateral line incomplete with 11 - 34 pored scales and usually extending beyond vertical from insertion of pelvic fins. Head canals often interrupted but supraorbital canal is complete. Infraorbital canal with 11 - 18 pores, extending onto snout. Gill rakers on first arch, 6 - 10, pointed on upper limb, stout and nubby on lower limb. Caudal peduncle of moderate depth and length, ratio of least depth/length 337 - 527. Terminal mouth with a dusky stripe on the snout. Deep body compressed. Pharyngeal teeth 4 - 4 .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Ameca shiner is currently being reviewed.

🦐 Diet

Diet information for Ameca shiner is currently being compiled.

🥚 Reproduction

Reproduction data for Ameca shiner is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical North America: Mexico.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
4.1cm
Dorsal Rays
8
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Extinct in Wild
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Chernoff & Miller, 1986

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