
It stands in for every symbol but the clam, and any win it helps complete pays double. On its own it is the top symbol, worth 900x the total bet on a line.

Two clams anywhere already pay. Three or more open 15 free games where every win pays triple, and three more inside add 15 again, without limit.

Ten fixed lines, paid from the leftmost reel. Turtles, sharks and octopuses pay from just 2 in a row, and so does the humble nine.