Midwater Fish Weight Angler Location Date Unicornfish, Bluespine (Kala) 12.7 lbs Carl Hillen Kaneohe Bay, O'ahu 12/15/05 Carl Hillen was diving in 15 feet of water in Kaneohe Bay when he nailed this huge 12.7-lb bluespine unicornfish. This type of unicornfish is locally known as a kala.