scholarly journals Egg viability decreases rapidly with time since ovulation in the rainbow darter Etheostoma caeruleum : implications for the costs of choosiness

2017 ◽  
Vol 92 (2) ◽  
pp. 532-536 ◽  
Author(s):  
R. L. Moran ◽  
R. M. Soukup ◽  
M. Zhou ◽  
R. C. Fuller

2017 ◽  
Author(s):  
Rachel L. Moran ◽  
Rachel M. Soukup ◽  
Muchu Zhou ◽  
Rebecca C. Fuller

AbstractEgg viability in the rainbow darter Etheostoma caeruleum, a fish apparently lacking female mate choice, was found to decline rapidly after ovulation. We observed that the majority of a female’s clutch may fail to hatch if she is prevented from mating for as little as six hours. These data suggest that exercising female mate preferences may be selectively disfavoured in E. caeruleum due to the high cost of delaying mating.



2017 ◽  
Vol 84 (2) ◽  
pp. 189-193
Author(s):  
Chris T. McAllister ◽  
Donald G. Cloutman ◽  
Henry W. Robison ◽  
Thomas J. Fayton




1985 ◽  
Vol 63 (7) ◽  
pp. 1629-1633 ◽  
Author(s):  
Ihor Hlohowskyj ◽  
Thomas E. Wissing

Seasonal critical thermal maxima (CTMax) were determined for greenside (Etheostoma blennioides), fantail (Etheostoma flabellare), and rainbow (Etheostoma caeruleum) darters. Mean CTMax values for field-acclimatized greenside darters ranged from 26.2 °C in March to 35.1 °C in September. The values for fantail and rainbow darters were 30.8–36.0 °C (March–July) and 30.0–36.4 °C (April–July), respectively. CTMax values for the three species were significantly correlated (P < 0.05) with field water temperature (greenside darter, r = 0.970; rainbow darter, r = 0.964; fantail darter, r = 0.968). Fish acclimated at 10 and 20 °C in the laboratory exhibited significant seasonal changes in CTMax, with the highest values occurring in the summer. Except for fantail darters tested in summer, the three species showed significant relationships between CTMax and acclimation temperature. Seasonal differences were also observed in the slopes of the relationships between CTMax and acclimation temperature. The highest slopes occurred in spring, autumn, or both. Differences in the tolerance of darters to high temperatures and adjustment of tolerance to high temperature may influence their distributions in streams.





PLoS ONE ◽  
2016 ◽  
Vol 11 (11) ◽  
pp. e0164722 ◽  
Author(s):  
Paulina A. Bahamonde ◽  
Mark E. McMaster ◽  
Mark R. Servos ◽  
Christopher J. Martyniuk ◽  
Kelly R. Munkittrick


Copeia ◽  
1999 ◽  
Vol 1999 (4) ◽  
pp. 1084 ◽  
Author(s):  
Rebecca C. Fuller


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