Stomolophus meleagris - “cannonball jelly”, “cabbagehead jelly” Rounded, rigid bell, milky in color with reddish-brown pattern becoming darker towards bell margin. Tentacles and oral arms are presented as a short, rigid stalk extending from underneath bell. Although typically reddish-brown, the pattern may be white instead. Size: the rounded bell gives these jellies ball-like appearances, from tennis ball size to soccer balls. Mild to no sting. Source: Dock Watch
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Stomolophus meleagris - “cannonball jelly”, “cabbagehead jelly”

Rounded, rigid bell, milky in color with reddish-brown pattern becoming darker towards bell margin. Tentacles and oral arms are presented as a short, rigid stalk extending from underneath bell. Although typically reddish-brown, the pattern may be white instead.

Size: the rounded bell gives these jellies ball-like appearances, from tennis ball size to soccer balls.

Mild to no sting.

Source: Dock Watch