Mordacia praecox

Rarity: Common

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At a glance

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In collections

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What Wikipedia says

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.

Excerpt from the Wikipedia article “Mordacia praecox”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Mordacia, CC BY-SA 4.0, via Wikimedia Commons.