Welcome to TONMO, the premier cephalopod interest community. Founded in 2000, we have built a large community of experts, hobbyists and enthusiasts, some of whom come together when we host our biennial conference. To join in on the fun, sign up - it's free! You can also become a Supporter for just $50/year to remove all ads and enjoy other perks, like Site Search. Follow us on Twitter or Facebook for more cephy goodness.
Sepia officinalis, encountered during a shallow dive off Tenerife. I snapped him with a rather basic digital camera in a waterproof housing, so I apologise for the rather poor quality. But meeting him (her?) was wonderful!