The bigeye poacher (Bathyagonus pentacanthus), also known commonly as the bigeye starsnout or the bigeye starsnout poacher,[2] is a fish in the family Agonidae.

[4] It is a marine, subtropical fish which is known from the Gulf of Alaska to southern California, USA, in the northern Pacific Ocean.

It dwells at a depth range of 110–910 metres, and inhabits soft bottoms.

Males can reach a maximum total length of 23 centimetres.

[3] The bigeye poacher is preyed on by the Pacific cod (Gadus macrocephalus).