Scientific name: 
Bodianus diplotaenia
Distinctive features: 
1. Yellow midbody bar. 2. Long, streaming filamentous tips on dorsal, anal and lobes of tail fin.
Size: 
1-1 3/4 ft. max. 2 1/2 ft.
Gray, tinted red to reddish brown or green to blue-green. Large bulbous bump develops on head with age. Also known as the streamer hogfish.