The honeycomb worm 🍯🐝🪱 (Sabellaria alveolata) doing quite well at #Lisfannon beach on Lough Swilly #Donegal. Competing for space with #Limpets 🐚 & invasive oysters 🦪 #Magallana @npwsireland.bsky.social

#Limpets controlling the lower distribution of macro algae on Slipway at #Cobh, Cork. Very few invasive oysters here…. 🧐 #Magallana gigas.