STAUROMEDUSAE UK

An online guide to the Stalked jellyfish (Stauromedusae) found
around the coastal waters of the United Kingdom and Ireland.
Includes notes on their identification, and where and how to find them.

A-P-H-O-T-O Wildlife Stock Image Library
Calvadosia cruxmelitensis Corbin, 1978 - St. John's stalked jellyfish*
St. John's stalked jellyfish
Calvadosia cruxmelitensis
- on Eelgrass 1

Images taken of species on Eelgrass, Zostera marina, at Long Rock, Penzance, Cornwall. 27.11.11.

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- in pool on Chondrus crispus 1

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- in pool on Chondrus crispus 2

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- in pool on Chondrus crispus 3

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- in pool on Chondrus crispus 4

Images taken of species on Carragheen, Chondrus crispus, in a lowershore rockpool on an extreme low tide, on the reef in front of Penzance Harbour, Penzance, Cornwall. 21.03.11.

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- front view on Chondrus 1

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- side view on Chondrus 1

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- juvenile on Corallina 1

Images above taken of species on Coral Weed, Corallina officinalis and Carragheen, Chondrus crispus in a shallow middleshore rockpool next to Albert Pier, Penzance, Cornwall, 14.11.11.

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- Albert Pier Penzance 1

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- Albert Pier Penzance 2

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- Albert Pier Penzance 3

Images above taken of species in a shallow middleshore rockpool close to Albert Pier, Penzance, Cornwall, 17.09.12.

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- juvenile specimen 1

St. John's stalked jellyfish
Calvadosia cruxmelitensis
- juvenile specimen 2

Images above taken of species in a shallow middleshore rockpool close to Albert Pier, Penzance, Cornwall, 21.01.14.

Comparison shot with Calvadosia campanulata

* Calvadosia cruxmelitensis was in 2010 given the name ‘’St. John's stalked jellyfish’’ in a national newspaper competition run in conjunction by the Guardian newspaper and Natural England.

Stauromedusae UK - Species Account for Calvadosia cruxmelitensis

Calvadosia cruxmelitensis Lucernariopsis St Johns stalked jellyfish Stauromedusae Images uk