• Welcome to TONMO, a community of cephalopod experts, hobbyists and enthusiasts. Established in 2000, we are the founders of TONMOCON, and birthplace of World Octopus Day and Cephalopod Awareness Days. ...You can register here, and Introduce Yourself. To rid yourself of ads and enjoy other perks, become a Supporter for just $25/year. (Now accepting bitcoin & other crypto!) ...Follow us on Twitter and YouTube for more cephy goodness.
  • Looking to buy a cephalopod? Check out Tomh's Cephs Forum, and this post in particular shares important info about our policies as it relates to responsible ceph-keeping.

Start Up


Staff member
Sep 4, 2006
Sadly, I agree that Nino is dying. If your ammonia and nitrites are staying at zero, the only other standard parameter of concern would be a temp that is slightly high (80 is an absolute top and 74-78 a better range ) Senescence will sometimes come on quickly at the end of but sometimes we loose animals without a clear understanding of why.