| Alacosta Divers..................... | Alameda/Contra Costa counties | scuba....................................... | www.alacosta.org |
| Aqua Tutus | East bay | scuba/skin/photo | www.aquatutus.org |
| Barbary Coast Divers........... | S. F. peninsula.................................. | scuba/skin/+............................ | www.facebook.com/BarbaryCoastDivers |
| Diablo Sea Bears | Benecia area | scuba/skin | www.diabloseabearsdiveclub.org |
| Dolphin Divers...................... | Sacramento....................................... | scuba/skin/+............................ | www.dolphindivers.org |
| Finmen of Northern CA | Central valley | scuba/skin/+ | www.finmen.com |
| Humboldt Skin Divers.......... | Humboldt County.............................. | scuba/skin/+............................ | www.humboldtskindivers.com |
| Marin Scuba Club | Marin County | scuba/skin/+ | www.marinscubaclub.org |
| Monterey Bay Sea Otters.... | Monterey area.................................. | scuba....................................... | www.montereybayseaotters.org |
| Monterey Bay Tritons | Monterey area | skin spearfishing | www.montereybaytritons.com |
| NorCal Skin Divers............... | Vallejo/North Bay.............................. | mainly skindiving.................... | www.norcalskindivers.com |
| NCUPS | S. F. Bay area | strictly photography | www.ncups.org |
| Rainbow Divers.................... | LBGT.................................................. | scuba....................................... | www.rainbowdivers.org |
| Redwood Empire | Santa Rosa area | scuba/skin/+ | www.redwoodempiredivers.org |
| S.F. Reef Divers................... | San Francisco................................... | scuba/skin............................... | www.sfreefdivers.org |
| San Jose Flipper Dippers | San Jose/south Bay area | scuba/skin/+ | www.sjflipperdippers.com |
| Vaqueros del Mar................ | Livermore area................................. | scuba/skin/+............................ | www.vdmdiveclub.org |
| Club Puck.............................. | Los Gatos + Menlo Park.................... | strictly U/W hockey................. | www.clubpuck.us |
| Giant Sea Bass | Mt. View | strictly rubgy | www.sfuwr.org |
| S.F. Sealions......................... | San Francisco.................................... | strictly hockey........................ | www.sfuwh.org |
| Santa Rosa Sharks | Sonoma County | strictly hockey | |
| S.F. Underwater Rugby....... | Mt. View/San Francisco.................... | strictly rugby........................... | www.sfuwr.org |
| Sebastopol Sharks | Sebastopol area | strictly rugby | www.suwh.us |