The 50-foot R/V Gulf Challenger is the flagship of the UNH Marine Program.
The R/V Coastal Surveyor is a 40-foot research vessel designed specifically for coastal multibeam hydrography. Operated mostly in the waters off Portsmouth, New Hampshire, it is capable of transiting and operating from Maine to Massachusetts. Though not intended for
A majority of the UNH small boat fleet is located at the Jackson Estuarine Laboratory (JEL) and the Judd Gregg Marine Research Complex.