Jordi Chias / Spotted catshark (Scyliorhinus canicula) just hatched from egg case that is on Seafan (Paramuricea clavata), Ullastres seamount, Costa Brava, Llafranch, Catalunya, Spain

Linda Pitkin / 2020VISION / Pink sea fan / Warty coral (Eunicella verrucosa) with attached eggs of a Common squid (Loligo vulgaris), eggcase of a Lesser-spotted dogfish (Scyliorhinus canicula), and Spiny starfish (Marthasterias...

Alex Mustard / 2020VISION / Lesser spotted catshark / Dogfish shark (Scyliorhinus canicula) hiding amongst seaweeds, Babbacombe Bay, Devon, UK, April. Did you know? There are at least 21 native British sharks.

Alex Hyde / Electron micrograph of dermal denticles on skin of a Dogfish shark (Scyliorhinus sp) dead specimen

Alan James / Dogfish shark, off UK

SCOTLAND: The Big Picture / Mermaid purse, shark egg, Dogfish (Scyliorhinus caniculus) Loch Creran, west coast of Scotland, UK, October.

Heidi & Hans-Juergen Koch / Greater Spotted Dogfish (Scyliorhinus stellaris) embryo in mermaid's purse egg capsule, native to Atlantic and Mediterranean

Sue Daly / Nursehound (Scyliorhinus stellaris) Sark, British Channel Islands, August.

Sue Daly / Smallspotted catshark (Scyliorhinus canicula) Isle of Man, July.

Sue Daly / Small-spotted catshark (Scyliorhinus canicula) , Mid shot, resting on the seabed, Sark, British Channel Islands, UK, July.

Sue Daly / Small-spotted catshark (Scyliorhinus canicula) swimming away, Sark, British Channel Islands, UK, July.

SCOTLAND: The Big Picture / Small spotted catshark (Scyliorhinus canicula) on a maerl bed, South Arran Marine Protected Area, Isle of Arran, Scotland, UK, August.