Tag: Signalfin Goby

Alan's picture
Signalfin Goby - female (Coryphopterus or Fusigobius Signipinnis)

It seems that the main difference between male and female is that the male has a slightly larger and more "pigmented" dorsal fin. This one, photographed at Aow Leuk appears to have a less colourful dorsal fin, so it's likely to be a female.

Alan's picture
Signalfin Goby - male (Coryphopterus or Fusigobius Signipinnis)

Based on the fact that the main distinction between male and female is the male's slightly larger and more "pigmented" dorsal fin, the assumption would be that this Signalfin Goby (Coryphopterus or Fusigobius signipinnis), photographed at