The Mariana Trench

From BoardGameGeek:

A game of deep-sea submarine exploration in the Mariana Trench. The goal of The Mariana Trench is to score the most research points (RPs) by researching deep-sea creatures and the floor of the trench. The game is played in alternating turns until your submarines run out of oxygen. The player with the highest amount of research points collected is the winner. -description from the designer