Jellyfish
Mauve Stinger
Pelagia noctiluca
How to spot it
A small mauve-to-purple bell densely peppered with stinging warts, trailing eight long tentacles and four frilly arms. Glows blue in the dark and arrives in swarms; a notable stinger, increasingly seen in UK waters.
Usually seen at
0-355 m (median 0 m)
Size
Medium (10-50 cm)
Habitat
Open water, Near surface, Midwater
Behaviour
Solitary
Where it's seen
Occurrence records around the UK and north-east Atlantic (OBIS).