Common Fish Leech

Piscicola geometra

• Group: Other

The common fish leech clamps onto passing fish to feed on blood, then drops off and lives free among stones and eelgrass between meals. In the Baltic it sticks to the saltier reaches and can carry blood parasites between the fish it bites.

Taxonomy: Animalia › Annelida › Clitellata › Rhynchobdellida › Piscicolidae › Piscicola

Species data via the World Register of Marine Species (WoRMS), AphiaID 116980.