62 SEASONAL CHANGES IN THE INFECTION OF YOUNG SAITHE 80 60 « C 40 y u 31 1. 20 100 80 | 60 2 40 33 20 40 35 u 30 1 25 g 20 | 15 * 10 5 0 J F M A M J J IAs IPs ICo 0 -r"» EL í ¦ As HPs ¦ Co 1 -------1-------- 1 [ l i—pLU|-----1----- "----- ¦ 1—P*J)—1 ¦ Hy(ad) E3 Hy(la) ¦ Cu DEc J F M A M J J A S O N D JFMAMJJASOND Fig. 4. a.Prevalence ofinfec- tion of 1-year old saithe with Anisakis simplex (As), Pseu- doterranova decipiens (Ps) and Contracaecum sp. (Co). Títtleiki av rundorma- sløgunum Anisakis simplex (As), Pseudoterranova decipiens (Ps) og Contracaecum sp. (Co) í 1 - ára gomlum seiði. Fig. 4. b.Prevalence ofinfec- tion of2-year old saithe with Anisakis simplex (As), Pseu- doterranova decipiens (Ps) and Contracaecum sp. (Co). Títtleiki av rundorma- sløgunum Anisakis simplex (As), Pseudoterranova decipiens (Ps) og Contracaecum sp. (Co) í 2- ára gomlum seiði. Fig. 4. c. Prevalence of infection of1-year old saithe with Hysterothylacium aduncum, adults=Hy(ad), larvae= Hy(la), Cucculanus sp. (Cu) and Echinor- hynchus gadi (Ec). Títtleiki av mndorma- sløgunum Hysterothylacium aduncum (Hy; ad = vaksin, la = larva), Cucculanus sp. (Cu) og tindormaslagnum Echinorhynchus gadi (Ec) í 1-ára gomlum seiði. Fig. 4. d. Prevalence of infection ofl-year old saithe with Hysterothylacium aduncum. adults=Hy(ad), larvae— Hy(la), Cucculanus sp. (Cu) and Echinor- hynchus gadi (Ec). Títtleiki av rundorma- sløgunum Hysterothylacium aduncum (Hy; ad = vaksin, la = larva), Cucculanus sp. (Cu) og tindormaslagnum Echinorhynchus gadi (Ec) í 1-ára gomlum seiði.
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