What NES game was this character from???

[Mockery]

http://www.i-mockery.com/pixelpals/d....php?issue=117

I'm trying to remember what game the whale in the bottom left panel came from.

I know that there was a robotic whale in the Megaman series, but it was totally different from this one. I just can't seem to recall what game this one came from when I did that comic way back in 2002.

Any ideas?