[3] It is a marine, tropical eel which is known from Colombia, in the eastern central Pacific Ocean.

It is known to dwell at a depth range of 0 to 2 metres (0.0 to 6.6 ft), and inhabit shallow water.

Males can reach a maximum total length of 40.6 centimetres (16.0 in).

[2] The species epithet "combibo" means "to drink with a companion" in Latin, and refers to the sibling nature of G. combibus to G.

[2] The IUCN redlist currently lists G. combibus as Data Deficient, as it is known from only a few specimens collected in Colombia.