Diseases Summary

More information on Anchorworm Disease (Lernaea sp.)

Main Ref:	41805
Disease type:	Parasitic infestations (protozoa, worms, etc.)
Disease name:	Anchorworm Disease (Lernaea sp.)
Other names:
Caus. agent:	Lernaea sp.
Group:

Part of body and/or behavior affected by disease:
Skins and/or fins	Belly	Swimming behavior
Gills	Anus	Other behavior
Eyes	Viscera Afflicted	Other symptoms

Fish affected:
Symptoms:	Wound on the skin and muscular tissue.
Treatments:	Best treatment is Trichlorfon: 0.25-3.0 mg/1 liter water for 3 days. Careful not to over dose. Also the use of Diflubenzuron (Dose: 25-50 mg/100 l for 2 days) can have good results.
Prophylaxis:	Observation of new fish in quarantine for one week. Avoid live fish food, tadpoles, plants and decorations from rivers, ponds or lakes, this can introduce larvae or eggs. Ref. 48502.
Remarks:	The head of the parasite is hooked inside the fish for a few millimeters, only the body with two eggsacs hangs freely in the water. An ulcer may appear on the site where the parasite is located. This can result in bacterial infection and later may develop secondary fungal infection. Ref. 48502.
Mortality and seasonality
Mortality:
Seasonality:

picture (AnchorD1.jpg) by Bassleer, G.

picture (AnchorD2.jpg) by Bassleer, G.

picture (AnchorD3.jpg) by Bassleer, G.

picture (AnchorD4.jpg) by Bassleer, G.

picture (LernaeD0.gif) by Bassleer, G.

picture (LernaeD9.jpg) by Bassleer, G.

picture (LernaeDa.jpg) by Bassleer, G.

Glossary

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