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💧 Freshwater Extinct in the Wild 🍽️ Edible 🌡️ Tropical

Golden skiffia

Skiffia francesae Kingston, 1978
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.3
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

An experimental fish. Pinnate diatoms (largely benthic), filamentous algae indicate that this species grazes rocks and plant surfaces along or near the bottom . Migratory behaviour is undetermined .

Scientific Name
Skiffia francesae
Authority
Kingston, 1978
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
EW
Max Length
5 cm
Trophic Level
2.3
Vulnerability
10.00/100
Water Temp
21–27 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 15 - 17; Anal soft rays: 14 - 15; Vertebrae: 30 - 35. Males with a less prominent notch in dorsal fin; no irregular black spots on sides of body; a gray cast superimposed on gold body and gray fins. Head wedged shaped; upturned lips; proportionately larger head and orbit. Tendency to fewer lateral scales, predorsal scales and vertebrae. Male with fins larger, especially dorsal and anal fins; greater prepelvic length, head and body depths; first 6 anal-fin rays small folding into fleshy dermal pocket supported by 7th ray; dorsal fin notched, first 4-5 rays separated slightly from the rest.: short and / or deep; Cross section: oval.

🌀 Behaviour

Behavioural data for Golden skiffia is currently being reviewed.

🦐 Diet

Diet information for Golden skiffia is currently being compiled.

🥚 Reproduction

🐣 Viviparous 🤰 Viviparous

Viviparous. Gestation lasts for about 55 to 60 days. Produces 10-15, rarely 20, young. Matures approximately at the fifth month.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 21°C - 27°C ; 21°N - 20°N North America: Teuchitlan River, Mexico.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.3±0.23

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
5cm
Dorsal Rays
16
Anal Rays
15
Vertebrae
33

🌡️ Water Parameters & Tolerance

Temperature Range
21–27°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
2.3
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Kingston, 1978

🍽️ Edibility & Flavour

Nutrition

Detailed nutritional data for Golden skiffia is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Golden skiffia has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact

👥 Community & Contribute

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