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Table 1 Timeline (chronological history) of the detection of ISAV in wild fish related to first-time outbreaks of ISA in farmed Atlantic salmon

From: Discovery of variant infectious salmon anaemia virus (ISAV) of European genotype in British Columbia, Canada

Year of sample &

Test used

Country (location)

Wild fish species with ISAV (reference)

First-time outbreaks of ISA in farmed Atlantic salmon in country (reference)

1998-1999, Virus Isolation & RT-PCR

UK (Scotland)

Sea trout, Brown trout, Atlantic salmon [61]

Scotland, UK in 1998 [47]

2000, RT-PCR

Canada (New Brunswick)

Salmonids [62]

New Brunswick, Canada in 1996 [63]

2000, RT-PCR

UK (Scotland)

Atlantic salmon [49]

 

2000, RT-PCR

UK (Scotland)

Sea trout, Brown trout, Atlantic salmon [64]

 

2001, RT-PCR

West Greenland fishery

Atlantic salmon [65]

 

2001, RT-PCR

USA (Maine)

Atlantic salmon (P. Barbash, cited by [66])

Maine, USA in 2001 [67]

2000-2002, Virus Isolation & RT-PCR

USA (Maine)

Pollock*, Atlantic cod** [66]

 

1998; 2001–2003, RT-PCR

Norway (western Norway)

Salmonids (wild trout, Atlantic salmon) [31]

Norway in 1984 [68]

1995-2002, Antibody ELISA

USA (Maine & Massachusetts)

Atlantic salmon [69]

 

2010, RT-PCR

Denmark

Atlantic salmon§ [70]

 

2010, RT-PCR

Chile (an estuary in southern Chile)

free-living Salmo salar (escapees) [15]

Chile in 2007 [71]

 

Faroe Islands, Denmark

 

Faroe Islands, Denmark in 2000 [72]

  1. *Pollock taken from inside a marine cage with ISA-disease salmon was weak RT-PCR positive;
  2. **Atlantic cod taken from a well boat holding salmon from a marine cage with clinically diseased fish was CPE positive on SHK cell culture.
  3. §Danish salmon produced for restocking purposes.