Blackgill catshark

Rarity: Common

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At a glance

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What Wikipedia says

The blackgill catshark or blackgill bristle shark (Dichichthys melanobranchus) is a deep water bristle shark known from very few specimens, found on or near the bottom on the continental slope, at 540–835 metres (1,772–2,740 ft) off the coasts of China and Japan.

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

Image: Chris_huh, CC BY-SA 3.0, via Wikimedia Commons.