Non-parasitic lamprey

Mordacia praecox

Freshwater lamprey of two Australian rivers

Temperate
Transcontinental
Freshwater fish
Oceania
Anguilliform
Medium
Temperate fish

Mordacia praecox, the Australian brook lamprey or nonparasitic lamprey, is a freshwater species of southern topeyed lamprey that occurs in south-eastern Australia. It has a thin eel-like body around 12 to 15 cm (4.7 to 5.9 in) long, with two low dorsal fins on the back half. The skin is dark blue above and grey below.

Class: Lampreys
Order: Lampreys
Family: Mordaciidae
Genus: Mordacia
Maximum length: 50 cm
Water: Freshwater
Body shape: anguilliform
Distribution: Oceania: known only from the Moruya and Tuross Rivers in southern New South Wales, Australia.

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