Amphibious. The homarid can breathe air and water.
Multiattack. The homarid makes two claw attacks. Claw. Melee Weapon Attack: +3 to hit, reach 5ft., one target. Hit 1d8+1 (your dice roll) slashing damage, and the target is grappled (escape DC 11). The homarid has two claws, each of which can grapple a single target.