Golden skiffia (Skiffia francesae) fish species and information / pictures of Golden skiffia - Skiffia francesae

Golden skiffia (Skiffia francesae) fish species information

Scientific Name
Skiffia francesae

Common Name
Golden skiffia

Biology
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.

Classification

Classified By
Kingston, 1978
Class
Ray-finned fishes (Actinopterygii)
Order
Live bearers, Killifishes and Rivulines (Cyprinodontiformes)
Family
Splitfins (Goodeidae)

Distribution

Region
North America
Distribution
North America: Teuchitlan River, Mexico.
Range
21°N - 20°N

Environment

Climate
Tropical
Water Temperature From
21 °C
Water Temperature To
27 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; demersal
Trophic Level
2.28 s.e. 0.23 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
5.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Aquarium: commercial
Vulnerability
Low vulnerability (10 of 100)
Resilience
Unknown
Threat To Humans
  Harmless
IUCN Red List Status
  Extinct in the Wild (EW)