Graduate students measuring a sandbar shark pup (Carcharhinus plumbeus) for scientific research, Kaneohe Bay, Oahu, Hawaii, United States of America, Pacific

animals carcharhinus plumbeus fish fishes hawaii high angle view man men oahu one animal pacific ocean research researcher researches researching shark sharks sandbar shark sandbar sharks young animal weighing pacific measuring day outdoors people work education united states of america usa marine life three people young man young men groups students horizontal