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.

Craterolophus convolvulus (Johnston, 1835) - Goblet stalked jellyfish*

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Goblet stalked jellyfish
Craterolophus convolvulus
- face view 1

Goblet stalked jellyfish
Craterolophus convolvulus
- face view 2

Goblet stalked jellyfish
Craterolophus convolvulus
- face view 3

Goblet stalked jellyfish
Craterolophus convolvulus
- side view 1

Goblet stalked jellyfish
Craterolophus convolvulus
- side view 2

Goblet stalked jellyfish
Craterolophus convolvulus
- side view 3

Goblet stalked jellyfish
Craterolophus convolvulus
- face view 4

Goblet stalked jellyfish
Craterolophus convolvulus
- two colour forms 1

Species found on Mastocarpus stellatus, in a middleshore rockpool at Priest's Cove, St. Just, Cornwall. 03.09.12. Species was found with Haliclystus octoradiatus.

Goblet stalked jellyfish
Craterolophus convolvulus
- on Sargassum multicum 1

Goblet stalked jellyfish
Craterolophus convolvulus
- on Sargassum multicum 2

Species found on Sargassum muticum, Wireweed or Japweed, in a lowershore rockpool at Wherry Rocks, Wherry Town, Penzance, Cornwall. 01.09.12. Species was found with Haliclystus octoradiatus and Calvadosia campanulata.

Goblet stalked jellyfish
Craterolophus convolvulus
- Sennen Cove 1

Goblet stalked jellyfish
Craterolophus convolvulus
- Sennen Cove 2

Goblet stalked jellyfish
Craterolophus convolvulus
- Sennen Cove 3

Goblet stalked jellyfish
Craterolophus convolvulus
- Sennen Cove 4

Images above taken of a single individual in middleshore pool near sewer pipe at Sennen Cove, Penwith, Cornwall. 19.09.12.

Goblet stalked jellyfish
Craterolophus convolvulus
- Trevaunance Cove / juvenile 1

Goblet stalked jellyfish
Craterolophus convolvulus
- Trevaunance Cove 1

Goblet stalked jellyfish
Craterolophus convolvulus
- Trevaunance Cove 2

Images above taken of a juvenile and adult individual from a lowershore pool at Trevaunance Cove, St. Agnes, Cornwall. 16.09.12.

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 1

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 2

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 3

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 4

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 5

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 6

Goblet stalked jellyfish
Craterolophus convolvulus
- Nanven 7

Images above taken of two specimens found in a middleshore pool at Nanven, Cot Valley, near St. Just, Penwith, Cornwall. 15.09.12.

Habitat Images

Exposed Rocky Shore
Sennen Cove, Cornwall
- Middleshore Rockpools -1

Exposed Rocky Shore
Sennen Cove, Cornwall
- Middleshore Rockpools -2

Exposed Rocky Shore
Sennen Cove, Cornwall
- Middleshore Rockpools -3

In North America Craterolophus convolvulus is known as the Goblet stalked jellyfish, ref. A Practical Guide to the Marine Animals of Northeastern North America, Leland W. Pollock, 1998.

Stauromedusae UK - Species Account for Craterolophus convolvulus
Page Under Construction.