Unfortunately for the pet trade, it is not legal to sell live bimacs in the state of CA. However, with a fishing license, you can catch them and take them home (as dinner or pets) and several members have tide pooled their own. Walking the beach at low tide may help you find someone who is well versed in locating them or can find and give (not sell) you one they find.
Here is a link I recommend as a starting point when you are thinking about getting an octopus. The, Box of Chocolates link under species will give you some ideas about where animals are acquired and their different personalities.
Here is a link I recommend as a starting point when you are thinking about getting an octopus. The, Box of Chocolates link under species will give you some ideas about where animals are acquired and their different personalities.