Harmless
Stomolophus meleagris
Scyphozoa (Stomolophidae)
Nicknamed the "cannonball jellyfish", it is one of the most common jellyfish on the southeast coasts of the United States. It is sometimes fished for export to Asia.
Sting symptoms
Generally harmless, its venom is very weak. Surrounding mucus may irritate.
Identification
Literally looks like a half-ball or cannonball. Round, rigid, brown umbrella with a white or bluish border. It lacks long tentacles.
Size
Umbrella: 15 to 25 cm
Habitat
Coastal waters and estuaries.
Scientific family
Scyphozoa (Stomolophidae)