the ca cold water species will not adapt to warm water, they will die.
that being said -
it is legal, but only for inverts as listed below and only in certain areas. you also have to have a fishing license
29.05. GENERAL.
(a) Except as provided in this article there are no closed seasons, closed hours or minimum size limits
for any invertebrate. The bag limit on all invertebrates for which the take is authorized and for which
there is not a bag limit otherwise established in this article is 35. In San Francisco and San Pablo bays
and saltwater tributaries east of the Golden Gate Bridge invertebrates may not be taken at night except
from the shore.
(b) Take of all invertebrates is prohibited within state marine reserves. Take of certain invertebrates
may be prohibited within state marine parks and state marine conservation areas as per sub-section
632(b). In addition, tidal invertebrates may not be taken in any tidepool or other areas between the
high tide mark (defined as Mean Higher High Tide) and 1,000 feet seaward and lateral to the low tide
mark (defined as Mean Lower Low Water) except as follows:
(1) Except where prohibited within state marine reserves, state marine parks, state marine conservation areas, or other special closures only the following may be taken: red abalone, limpets, moon
snails, turban snails, chiones, clams, cockles, mussels, rock scallops, native oysters, octopuses, squid,
crabs, lobsters, shrimp, sand dollars, sea urchins and worms except that no worms may be taken in any
mussel bed, unless taken incidental to the harvesting of mussels.
(c) Measuring Devices. Every person while taking invertebrates which have a size limit shall carry a
device which is capable of accurately measuring the minimum legal size of the species taken.
(d) In all ocean waters skin and Self Contained Underwater Breathing Apparatus (SCUBA) divers
may take invertebrates as provided in this article except that in all ocean waters north of Yankee Point
(Monterey Co.), SCUBA may be used only to take sea urchins, rock scallops and crabs of the genus
Cancer. For the purpose of this section, breathing tubes (snorkels) are not SCUBA.