Sea nettle
- Scientific name
 - Chrysaora kynthia
 
- Phylum
 - Cnidaria
 - Class
 - Scyphozoa
 
- Sting-o-meter
 - 3/5
 
These spectacular sea jellies are named ‘nettles’ due to their potent sting, While painful, the sting of Chrysaora is not usually dangerous to humans.
Chrysaora is widely distributed, with a few species being found in Australian waters. They mostly drift passively but can actively swim against ocean currents using jet propulsion and occasionally pick up tiny hitchhiking crab larvae.