Welcome to TONMO, the premier cephalopod interest community, and birthplace of #WorldOctopusDay and #CephalopodAwarenessDays. Founded in 2000, we are 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. You can also become a Supporter for just $50/year to remove all ads and enjoy other perks. Follow us on Twitter for more cephy goodness.
the spot does not appear to be irridescent and the ring appears to be a brown ring, no chain, usually his spot just looks like a little shriveled spot on his skin, sometimes it appears to not be there untill you look really close