Which of the following is true regarding the harvest of Dungeness Crab off the Oregon coast?
1) It is the second most valuable wild-caught fisheries off the west coast.
2) Domoic acid produced by marine algae can delay the season.
3) Algae is the base of the marine food web, the larvae of Dungeness crab eat this food source and flourish during upwelling events.
4) The fisheries is sustainable because only the males are harvested i.e. females are returned to the ocean.
5) All of the above except for A.