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Last modified
7/14/2009 5:01:47 PM
Creation date
5/20/2009 5:08:00 PM
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UCREFRP
UCREFRP Catalog Number
9518
Author
Granath, W. O. and G. W. Esch
Title
Temperature and Other Factors that Regulate the Composition and Infrapopulation Densities of Bothriocephalus Acheilognathi (Cestoda) in Gambusia Affinis (Pisces)
USFW Year
1983
USFW - Doc Type
The Journal of Parasitology
Copyright Material
YES
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<br />i <br />GRANATH AND ESCH-REGULATION OF B. ACHEILOGNATHIPOPULATIONS 1119 <br />I <br />I <br />i <br /> <br />40 WATER TEMPERATURE (OC) <br /> <br />20 <br /> <br /> <br />30 <br /> <br />10 <br /> <br />100 <br /> <br />DEVELOPMENTAL STAGES (%) <br /> <br />80 <br /> <br /> <br />NONSEGMENTED- <br />SEGMENTED .......... <br />GRAVID ----- <br /> <br />60 <br /> <br />40 <br /> <br />20 <br /> <br />..... <br /> <br /> <br /> <br />......... <br /> <br />:.........." <br /> <br />............~. ....... <br /> <br />:..... <br /> <br />.... <br /> <br />o <br />M A M J J A SON D ~ F M A M J J A SON D J F M <br />1980 I 198 I 1982 <br />FIGURE 3, Seasonal changes in temperature an~ developmental stages of B. acheilognathi within G, affinis <br />from the ambient site, Each percent refers to the ~ercentage of the total infrapopulation of the cestode at that <br />stage of development, The horizontal bar indicatej when recruitment of the cestode occurred, <br /> <br />WATER TEMPERATURE (OC) <br /> <br />........................ <br /> <br />40 <br /> <br />30 <br />20 <br /> <br /> <br />10 <br /> <br />60 <br /> <br /> <br /> <br />100 <br /> <br />DEVELOPMENTAL STAGES <br /> <br />80 <br /> <br />....... <br />, . <br /> <br />, , <br />.: : <br />. . <br />. . <br />. . <br />. . <br />. . <br />. . <br />....... .. <br /> <br />:" .... <br /> <br /> <br />....../ \\....\ <br /> <br />NONSEGMENTED- <br />SEGMENTED .......... <br />GRAVID ----_ <br /> <br />.0 "0 <br /> <br />40 <br /> <br />20 <br /> <br />" <br />'. <br />.:: ..... <br />"0. 1.: <br />......oj <br /> <br />o <br /> <br />MAMJJ ASONDJFMAMJJA SOND JF M <br />1980 i 198 I 1982 <br /> <br />FIGURE 4, Seasonal changes in temperature an~ developmental stages of B, acheilognathi within G, affinis <br />from the thermally altered site, Each percent refer~ to the percentage of the total infrapopulation of the cestode <br />at that stage of development. The horizontal bar i?dicates when recruitment of the cestode occurred, <br />
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