Outbreak Of Marteilia Refringens

Marteilia refringens is a parasite which affects the digestive system of several bivalve species, inducing physiological disorders and eventually results in death.

Two types of the disease are known, in this case, type M has been confirmed at a farm near the shoreline of a small island in the fjord Stigfjorden, which has short and well defined in- and outlets from/to the surrounding area.

So far only one case has been identified at the open salt water farm, and the infected species has been removed from the susceptible population.

A restriction zone has been establised in the localised water area around neighbouring mussel farms and establishments.

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