INFECTION WITH MARTEILIA REFRINGENS IN MOROCCO
Immediate notification report
Translation of information received on 9 August 2006 from Dr Hamid Benazzou, Director of Animal Production Department, Ministry of Agriculture and Rural Development, Rabat:
Report date: 3 August 2006.
Reason for immediate notification: first occurrence or re-occurrence in a country or zone /compartment of the country, if the country or zone/compartment of the country was previously considered to be free of that particular disease.
Identification of agent: Marteilia refringens .
Host species: flat oyster( Ostrea edulis ).
Date of first confirmation of the event: 17 July 2006.
Date of start of the event: 13 April 2006.
Nature of diagnosis: suspicion and laboratory.
Details of occurrence:
First administrative division (province): Nador; Type of epidemiological unit: Atalayoun; Date of start of the outbreak: 13 April 2006; Species: mol; Number of animals in the occurrence: susceptible:
cases: 17; deaths:
Description of affected population: wild flat oysters in a semi-closed farming system.
Laboratories where diagnostic tests were performed: National Fisheries Research Institute, Morocco / IFREMER(1) (OIE reference laboratory for mollusc diseases), France; Species examined: mol / mol; No. of animals examined: 30 / 30; Diagnostic tests used: histopathological examination / histopathological examination; Date:
Results: positive / positive
Control measures undertaken: within-country movement controls and strengthening of epidemiological surveillance in zone 1 (Saïdia, Cap de Trois Fourches) in accordance with the animal health surveillance programme.
Treatment of affected animals: no.
Final report: yes.
(1) French Research Institute for Exploitation of the Sea