DEPARTMENT OF MARINE INVERTEBRATES. 385 



sity of Indiana, was placed temporarily in charge of the natural history 

 work. 



During- the summer of 1888, the steamer Fish Hatch- made an investi- 

 gation of the oyster beds of Providence River, and of New Haven, 

 Connecticut, and during the following winter both the steamer Fish 

 Hawk and the schooner Grampus were at work on the western and 

 southern coast of Florida, the former in the interest of the mullet 

 fishery, the latter making an investigation of the red snapper and 

 grouper fishing grounds. On all of these cruises important natural 

 history collections were obtained. 

 H. Mis. 224, pt. 2- — -25 



