Dwarf sole (Aseraggodes xenicus) fish species and information / pictures of Dwarf sole - Aseraggodes xenicus

Dwarf sole (Aseraggodes xenicus) fish species information

Scientific Name
Aseraggodes xenicus

Common Name
Dwarf sole

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 64-67; Anal spines: 0; Anal soft rays: 42 - 44; Vertebrae: 33 - 34. Diagnosis: Dorsal rays 64-67; anal rays 42-44; dorsal and anal rays are not branched. Caudal rays 18, the middle 14 branched. Lateral-line scales of ocular side 64-67; the line extending forward nearly to upper eye, with a ventral branch on head following the edge of the preopercle. Vertebrae 10 + 23-24. Dorsal pterygiophores anterior to fourth neural spine 14-15. Body depth 2.4-2.5 in SL; head length 3.55-3.65 in SL; snout long, 2.6-2.95 in head length; interorbital space narrow, 13.7-20.8 in head length. Caudal peduncle very short, 19.5-23.2 in HL. Tubular anterior nostril anterior to upper edge of lower eye, just reaching cutaneous edge of lower orbit when depressed posteriorly. Two rows of scales in interorbital space, none extending onto medial edges of eyes. Anterior edge of snout of largest specimen (23 mm SL) with a series of 12 cons

Classification

Classified By
Matsubara & Ochiai, 1963
Class
Ray-finned fishes (Actinopterygii)
Order
Flatfishes (Pleuronectiformes)
Family
Soles (Soleidae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Sodwana Bay (South Africa), Porto Amelia (Mozambique) and Japan.
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
6 m
Depth To - meters
10 m
Zone
demersal
Environment
Marine; demersal; depth range 6 - 10 m (Ref. 56490)
Trophic Level
3.38 s.e. 0.47 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
8.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (12 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated