Rock Crab CR 4
AC 16, touch 9, flat-footed 16 (+7 natural, -1 size)
hp 42 (5d8+20)
Fort +8, Ref +1, Will +1
Immune mind-affecting effects
Rock crabs can survive out of the water for 1 hour per point of Constitution. Beyond this limit, a rock crab runs the risk of suffocation, as if it were drowning.
Environment any aquatic
Organization solitary or cast (2–12)