need help with an ID

[pnoydlyte]

im not sure what this is but a friend just gave him to me for free
so far hasnt eaten anything or moved much just sits there
ive tried frozen bw, beefheart, and foodsticks
ill soon to try feeders as soon as school is done
any and all the help would be appreciated thanks

 

[Bogwoodbruce]

Cool, is it a channa?

 

[Onion01]

sleeper goby?

 

[M|L]

is that even a freshwater fish?

maybe a native Hawaiian fish.

 

[pnoydlyte]

honestly im not sure if its fw or sw...but i was told fw and thats wat im keeping him in now

 

[JD7.62]

Its some sort of goby for sure...

 

[Mantis411]

snakehead?

 

[pupumole]

at first it sorta looks like a marble goby.... but its not...

 

[VVateverzYo]

wheer are the expects looks like a snakehead to me

 

[Dudzy]

Goby of some kind.