Rubynose brotula (Cataetyx rubrirostris) fish species and information / pictures of Rubynose brotula - Cataetyx rubrirostris

Rubynose brotula (Cataetyx rubrirostris) fish species information

Scientific Name
Cataetyx rubrirostris

Common Name
Rubynose brotula

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 100-114; Anal spines: 0; Anal soft rays: 74 - 86; Vertebrae: 59 - 63. scales present on body and head; eye diameter less than snout length; prominent opercular spine present; lateral ethmoid bone developed as a sharp retrorse suborbital spine; palatine teeth present; 3 well developed rakers on first arch; male intromittent organ on a broad, fleshy pad or stalk (Ref. 38374); branchiostegal rays: 8 (Ref. 36488).

Classification

Classified By
Gilbert, 1890
Class
Ray-finned fishes (Actinopterygii)
Order
Cusk eels (Ophidiiformes)
Family
Viviparous brotulas (Bythitidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: northern Oregon, USA to Pacific coast of Baja California and the Gulf of California. Specimens from the Gulf of Panama and Chile either this species or still undescribed.
Range
46°N - 32°N

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
300 m
Depth To - meters
1000 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 300 - 1000 m (Ref. 34024)
Trophic Level
3.48 s.e. 0.49 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
15.7 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5002 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: of no interest
Vulnerability
Low vulnerability (23 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated