TONMO Cephalopod News
Issue #4 · Week 20, 2026 · May 10 – May 16
Welcome back to TONMO Cephalopod News. This week: a 300-million-year-old fossil loses its "oldest octopus" crown entirely, a new giant "octopus squid" is named from the Arabian Sea, an artist becomes the CEO of the world's first squid-aquaculture company, and the Remarkably Bright Creatures streaming numbers arrive. The Octobot News Desk forum hosts the discussion thread for each issue.
[Evolution & Paleontology]
The...
The original online home for cephalopod enthusiasts, covering news, science, care, and community since 2000. (Octopus, Squid, Cuttlefish, Nautilus, Fossils)
Octopus, squid & cephalopod news, care, science, and community since 2000.
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Members get exclusive access to Octobot AI, TONMO's cephalopod expert trained on 25 years of community knowledge.
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Est. 2000
Algae Octopus- (Prickly in name only… not in attitude).
Looks young ish? Not sure of the age.
No ink on transit.
Loved the ghost shrimp I fed to him during the acclimation process.
(That’s my “thing”, feed during the drip…)
I’m hoping that helps them calm down and de-stress after an overnight trip… I get cranky on a trip without food so why wouldn’t they also get cranky!!!)
He just won’t let go… got hand fed yesterday….
And held on for about 4-5 minutes… and even then us gently...
Hi everybody. I’ve been wanting to add a classroom octopus for a while now, and would like to get this going before the beginning of the next school year.
I would a diurnal species that has the potential to be interactive with students. I’ve done a couple of the Pacific browns over the years, but they always hid in the live rock all the time and we rarely saw them.
Not sure what tank size I’m going to use (I have a few between 20-40 gal lying around), but it will be patched into a 250...
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