Queensland Health - Animal: Blue-ringed octopus Symptoms & treatment: If stung, the main symptom is severe respiratory distress. There may also be severe reddening of the skin at the bite site. 📱
How long does it take for blue octopus venom to kill someone (or any other effects, preferably with the time it takes to take place)? - Quora
![Lifesavers warn about deadly blue-ringed octopus after sighting | Northern Beaches Review | Manly, NSW Lifesavers warn about deadly blue-ringed octopus after sighting | Northern Beaches Review | Manly, NSW](https://www.northernbeachesreview.com.au/images/transform/v1/crop/frm/PQzTv8MmTEzAnZdTR6nAtj/752ef6a5-158a-4010-ad5d-33a12fbf4c2c.jpg/r0_706_1536_1512_w1200_h630_fmax.jpg)