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Table 3 Percentage (%) of Caligus rogercresseyi carrying the F/V318 variant sampled before and after the azamethiphos field treatment in Farm 3

From: Caligus rogercresseyi acetylcholinesterase types and variants: a potential marker for organophosphate resistance

 

Before treatment

After treatment

Adult males

8.3 (1/12)

21.1 (4/19)

 Younga males

Not sampled

30 (3/10)

 Maturea males

8.3 (1/12)

11.1 (1/9b)

Adult females

50 (9/18)

100 (8/8)

 Younga females

Not sampled

100 (8/8)

 Maturea females

50 (9/18)

Not found on fish

  1. aYoung adults: adult lice with the genital segment not fully developed. Mature adults: adult lice with fully developed genital segment [5]
  2. bTen mature males recovered in total, but no sequence information from one male due to poor RNA quality
  3. The number of lice harboring the variant out of the total number of lice per group is shown in parentheses