Hole-in-the-head disease (HITH), also called lateral line erosion, causes erosive pits in a fish's head. Learn the causes, treatment, and prevention.
Hole In The Head (hexamita) - Tropical Fish Keeping
Common Saltwater Fish Diseases And How To Treat Them – Reefco Aquariums
Nr.10 Hole-in-the-head Syndrome(HITH), Head-and-lateral-line Syndrome/Erosion (HLLS)(HLLE), Discus +
Common Parasites of California Marine Fishes
FAQs on Freshwater Head and Lateral Line Disease, HLLE, HITH (Hole In The Head) 2
HLLE (Head & Lateral Line Erosion)
Hole in the Head Fish Disease – Prevention and Treatment!
18 Common Diseases Your Fish May Have (And How to Cure Them) - AquariumStoreDepot
How to Care for Fish & Aquariums
Fritz ParaCleanse Medicine for Fish Parasites, Worms, and Flukes – Aquarium Co-Op
8 Fish to Avoid in Beginner Aquariums: Difficult Species - PetHelpful