Physical 

The Feather Blenny is approximately 3 to 4 inches. It has a continuous dorsal fin and its pectoral fins are nearly all black in color with brown spots all over its body. It also has close, fine set teeth.  It does not have as thin a physique as most fish its size as it mostly dwells at the base of shallow water, needing less aerodynamic adaptation.

Image by Chris Crippen

Habitat

H. hentz ranges from New Jersey to the Yucatan. It is also a year round resident to the Chesapeake Bay and near grassy beds and rocky shores.

Feeding 

Blennies prefer to eat small crustaceans and mollusks.