Glovers hardyhead (Craterocephalus gloveri)

Scientific name: Craterocephalus gloveri Crowley & Ivantsoff, 1990

The Glovers hardyhead (Craterocephalus gloveri) is a freshwater fish of the family Atherinidae. Native range: Oceania, Dalhousie Springs in Australia.

Biology

Distinguished from other hardyheads by a combination of the following characters (expressed in mean): greatest body depth (mean 4.9), least body depth (mean 10.3) both in SL; eye 3.0 in head; midlateral scale count (mean 31.4). Osteologically diagnosed by the combination of the following: dentition, shape of urohyal, medial wing of pelvic bone and premaxilla. Differs further in lacking ventral processes on fifth ceratobranchial for attachment of pharyngoclavicularis internus muscle.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Craterocephalus gloveri
Family
Atherinidae (Silversides)
Order
Atheriniformes (Silversides)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
5.2
Environment
Freshwater; benthopelagic
Climate
Subtropical
Distribution
Oceania: Dalhousie Springs in Australia.
Conservation status (IUCN)
Vulnerable (VU) (D2)
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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