Ulva species – Gutweed and Sea Lettuce

Ulva species – Gutweed and Sea Lettuce

Seaweeds are a very important part of the rocky shore ecosystem. They are primary producers, meaning they use photosynthesis to get their energy and are at the bottom of the food chain. They are grazed upon by other invertebrate species on the rocky shore. Ulva...
Rough Periwinkle -Littorina saxatilis

Rough Periwinkle -Littorina saxatilis

The species Littorina saxatilis are one of many gastropod ‘snails’ on the rocky shore. Most of these gastropods tend to have similar requirements for survival. For example, they all require crevices to protect themselves from strong waves, and they are all...