Bryan D Neff

Summary

Affiliation: University of Western Ontario
Country: Canada

Publications

  1. pmc Polyandry and alternative mating tactics
    Bryan D Neff
    Department of Biology, Western University, 1151 Richmond Street, London, Ontario, Canada
    Philos Trans R Soc Lond B Biol Sci 368:20120045. 2013
  2. pmc Decision making and recognition mechanisms
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Canada N6A 5B7
    Proc Biol Sci 269:1435-41. 2002
  3. ncbi request reprint Mean d(2) and divergence time: transformations and standardizations
    B D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    J Hered 95:165-71. 2004
  4. ncbi request reprint Mechanisms of sperm competition: testing the fair raffle
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Evolution 58:1846-51. 2004
  5. ncbi request reprint Genetic quality and sexual selection: an integrated framework for good genes and compatible genes
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Mol Ecol 14:19-38. 2005
  6. doi request reprint Mate choice for nonadditive genetic benefits and the maintenance of genetic diversity in song sparrows
    B D Neff
    Department of Biology, University of Western Ontario, London, ON, Canada
    J Evol Biol 22:424-9. 2009
  7. ncbi request reprint Genetic life history effects on juvenile survival in bluegill
    B D Neff
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    J Evol Biol 20:517-25. 2007
  8. doi request reprint Paternity, parental behavior and circulating steroid hormone concentrations in nest-tending male bluegill
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street N, London, Ontario N6A 5B7, Canada
    Horm Behav 56:239-45. 2009
  9. doi request reprint Mate choice for non-additive genetic benefits: a resolution to the lek paradox
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, Ontario, Canada N6A 5B7
    J Theor Biol 254:147-55. 2008
  10. doi request reprint Inter-population variation in multiple paternity and reproductive skew in the guppy
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, ON, Canada
    Mol Ecol 17:2975-84. 2008

Collaborators

Detail Information

Publications43

  1. pmc Polyandry and alternative mating tactics
    Bryan D Neff
    Department of Biology, Western University, 1151 Richmond Street, London, Ontario, Canada
    Philos Trans R Soc Lond B Biol Sci 368:20120045. 2013
    ..We conclude by suggesting a new model for the evolution of AMTs that incorporates both environmental and genetic effects, and discuss some future avenues of research...
  2. pmc Decision making and recognition mechanisms
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Canada N6A 5B7
    Proc Biol Sci 269:1435-41. 2002
    ....
  3. ncbi request reprint Mean d(2) and divergence time: transformations and standardizations
    B D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    J Hered 95:165-71. 2004
    ..However, gene flow of as little as 1% per generation can significantly reduce the ability of either mean d(2) or heterozygosity to estimate divergence time...
  4. ncbi request reprint Mechanisms of sperm competition: testing the fair raffle
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Evolution 58:1846-51. 2004
    ..We apply our model to an example of sperm competition in the guppy (Poecilia reticulata) and show that the system may be characterized by a loaded raffle attributable to effects of second male precedence...
  5. ncbi request reprint Genetic quality and sexual selection: an integrated framework for good genes and compatible genes
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Mol Ecol 14:19-38. 2005
    ..Fifth, we discuss some future directions for research on genetic quality and sexual selection...
  6. doi request reprint Mate choice for nonadditive genetic benefits and the maintenance of genetic diversity in song sparrows
    B D Neff
    Department of Biology, University of Western Ontario, London, ON, Canada
    J Evol Biol 22:424-9. 2009
    ..Thus, mate choice may help to stave off population extinction in this and other small populations...
  7. ncbi request reprint Genetic life history effects on juvenile survival in bluegill
    B D Neff
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    J Evol Biol 20:517-25. 2007
    ..87 times higher fitness than the parental life history. As such, the life histories likely are not governed by a genetic polymorphism...
  8. doi request reprint Paternity, parental behavior and circulating steroid hormone concentrations in nest-tending male bluegill
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street N, London, Ontario N6A 5B7, Canada
    Horm Behav 56:239-45. 2009
    ..We discuss these results in relation to previous work in fishes and other vertebrate taxa. Overall, our data suggest a complex relationship between circulating steroid hormone levels, paternity and parental behavior...
  9. doi request reprint Mate choice for non-additive genetic benefits: a resolution to the lek paradox
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, Ontario, Canada N6A 5B7
    J Theor Biol 254:147-55. 2008
    ..Our model contributes to the solution of the lek paradox...
  10. doi request reprint Inter-population variation in multiple paternity and reproductive skew in the guppy
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, ON, Canada
    Mol Ecol 17:2975-84. 2008
    ..We discuss explanations for the high degree of multiple paternity but the general lack of any major differences among broods from ecologically different populations...
  11. pmc Stabilizing selection on genomic divergence in a wild fish population
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, ON, Canada N6A 5B7
    Proc Natl Acad Sci U S A 101:2381-5. 2004
    ..I also show that breeding individuals that exercise mate choice produce offspring that are closer to the optimal level of genomic divergence than random mating alone would predict...
  12. doi request reprint The MHC and non-random mating in a captive population of Chinook salmon
    B D Neff
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    Heredity (Edinb) 101:175-85. 2008
    ..These results indicate that sexual selection favours increased body size and perhaps integument coloration in males as well as increases genetic diversity at the MHC by female mate choice...
  13. ncbi request reprint Microsatellite evolution in vertebrates: inference from AC dinucleotide repeats
    B D Neff
    Department of Zoology, University of Western Ontario, London, Canada
    Evolution 55:1717-33. 2001
    ..Finally, published microsatellite loci (isolated using conventional hybridization methods) provide a biased estimate of the actual mean repeat length of microsatellites in the genome...
  14. ncbi request reprint Decisions about parental care in response to perceived paternity
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Nature 422:716-9. 2003
    ..These results confirm the importance of genetic relatedness in parental care decision-making...
  15. ncbi request reprint Nestling recognition via direct cues by parental male bluegill sunfish ( Lepomis macrochirus)
    Bryan D Neff
    Department of Biology, University of Western Ontario, London, ON N6A 5B7, Canada
    Anim Cogn 6:87-92. 2003
    ..Results confirm that chemicals cue nestling recognition by parental male bluegill...
  16. ncbi request reprint A Bayesian model for assessing the frequency of multiple mating in nature
    B D Neff
    Department of Biology, Biological and Geological Sciences Building, University of Western Ontario, London N6A 5B7, Ontario, Canada
    J Hered 93:406-14. 2002
    ....
  17. ncbi request reprint Multiple paternity and kin recognition mechanisms in a guppy population
    Timothy J A Hain
    Department of Biology, University of Western Ontario, London, Ontario, Canada N6A 5B7
    Mol Ecol 16:3938-46. 2007
    ..Overall, these data provide support for the kin recognition hypothesis and increase our understanding of the evolution of kin recognition systems...
  18. ncbi request reprint Promiscuity drives self-referent kin recognition
    Timothy J A Hain
    Department of Biology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Curr Biol 16:1807-11. 2006
    ..06. These results provide compelling evidence for adaptive use of kin recognition by self-referent phenotype matching and confirm the importance of kinship in social behavior...
  19. ncbi request reprint Plasma levels of androgens and cortisol in relation to breeding behavior in parental male bluegill sunfish, Lepomis macrochirus
    Sarah E Magee
    Department of Biology, University of Western Ontario, 1151 Richmond Street N, London, Ontario, Canada N6A 5B7
    Horm Behav 49:598-609. 2006
    ....
  20. doi request reprint Major histocompatibility complex heterozygote advantage and widespread bacterial infections in populations of Chinook salmon (Oncorhynchus tshawytscha)
    Melissa L Evans
    Department of Biology, University of Western Ontario, 1151 Richmond St N, London, ON, N6A 5B7, Canada
    Mol Ecol 18:4716-29. 2009
    ..Our results reveal a complex bacterial community infecting populations of a fish and underscore the importance of considering the role of multiple pathogens in the evolution of host adaptations...
  21. doi request reprint The metabolic, locomotor and sex-dependent effects of elevated temperature on Trinidadian guppies: limited capacity for acclimation
    Nicolas J Muñoz
    Department of Biology, University of Western Ontario, London, ON, Canada N6A 5B7
    J Exp Biol 215:3436-41. 2012
    ..Also, because larger females have higher fecundity, our data suggest that fecundity will be reduced in a warmer climate, potentially decreasing the viability of guppy populations...
  22. doi request reprint Parasite mediated homogenizing selection at the MHC in guppies
    Bonnie A Fraser
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    Genetica 138:273-8. 2010
    ..These results not only link parasite infection with MHC genotype, they provide a mechanism of homogenizing selection across these otherwise disparate populations...
  23. pmc Sexual conflict inhibits female mate choice for major histocompatibility complex dissimilarity in Chinook salmon
    Shawn R Garner
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, ON N6A 5B7, Canada
    Proc Biol Sci 277:885-94. 2010
    ..These data suggest that male harassment can reduce female effectiveness in selecting MHC-compatible mates, and sexual conflict can thus have an indirect cost to females...
  24. ncbi request reprint MHC class IIB alleles contribute to both additive and nonadditive genetic effects on survival in Chinook salmon
    Trevor E Pitcher
    Department of Biology, University of Western Ontario, London, Ontario, Canada N6A 5B7
    Mol Ecol 15:2357-65. 2006
    ..Such nonrandom segregation could further reduce variability at the MHC and may explain why Chinook salmon has one of the lowest levels of MHC diversity of all vertebrates...
  25. doi request reprint MHC genetic structure and divergence across populations of Chinook salmon (Oncorhynchus tshawytscha)
    M L Evans
    Department of Biology, University of Western Ontario, Ontario, Canada
    Heredity (Edinb) 104:449-59. 2010
    ..Together, these results support the hypothesis that selection is influencing genetic variation at the MHC, but suggest that selection pressures may vary at the two classes of loci both at the sequence and population levels...
  26. ncbi request reprint Parentage analysis with incomplete sampling of candidate parents and offspring
    B D Neff
    Department of Zoology, University of Toronto, Toronto, Ontario, Canada M5S 3G5
    Mol Ecol 9:515-28. 2000
    ....
  27. pmc Multiple mating and sequential mate choice in guppies: females trade up
    Trevor E Pitcher
    Department of Zoology, University of Toronto, 25 Harbord Street, Toronto, Ontario M5S 3G5, Canada
    Proc Biol Sci 270:1623-9. 2003
    ..Our results suggest that female guppies may use pre-copulatory mechanisms to maximize the genetic quality of their offspring...
  28. ncbi request reprint A bayesian framework for parentage analysis: the value of genetic and other biological data
    B D Neff
    Department of Zoology, University of Western Ontario, London, Ontario N6A 5B7, Canada
    Theor Popul Biol 59:315-31. 2001
    ..In bluegill, multiple males and multiple females may mate in a single nest. For a nest, we calculate the fertilization success and the 95% confidence interval of each candidate parent pair...
  29. doi request reprint Pollution-induced behavioural effects in the brown bullhead (Ameiurus nebulosus)
    Ross D Breckels
    Department of Biology, University of Western Ontario, London, ON, N6A 5B7, Canada
    Ecotoxicology 19:1337-46. 2010
    ..We discuss our data with respect to the potential adaptation of populations to pollution and the implications for prioritizing remediation efforts...
  30. doi request reprint Quantitative genetic and translocation experiments reveal genotype-by-environment effects on juvenile life-history traits in two populations of Chinook salmon (Oncorhynchus tshawytscha)
    M L Evans
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    J Evol Biol 23:687-98. 2010
    ..These results indicate genetic differences among individuals in their degree of plasticity and consequently their ability to respond to environmental variation...
  31. doi request reprint MHC class IIB additive and non-additive effects on fitness measures in the guppy Poecilia reticulata
    B A Fraser
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, ON, N6A 5B7 Canada
    J Fish Biol 75:2299-312. 2009
    ..Thus, the genetic architecture underlying fitness at the MHC is complex in the P. reticulata...
  32. doi request reprint The effects of elevated temperature on the sexual traits, immunology and survivorship of a tropical ectotherm
    Ross D Breckels
    Department of Biology, University of Western Ontario, London, ON, Canada, N6A 5B7
    J Exp Biol 216:2658-64. 2013
    ..Overall, our data suggest that male sexual traits, and in particular sperm performance, are more sensitive than survival to a warming environment. ..
  33. doi request reprint Androgen-mediated nurturing and aggressive behaviors during paternal care in bluegill sunfish (Lepomis macrochirus)
    Chandra M C Rodgers
    Department of Biology, Western University, 1151 Richmond Street N, London, Ontario, Canada N6A 5B7
    Horm Behav 63:454-61. 2013
    ..Taken together, these results show that aggression and nurturing behaviors are mediated by androgens and suggest that there is a trade-off between the two behaviors during parental care in this species...
  34. doi request reprint A program to compare genetic differentiation statistics across loci using resampling of individuals and loci
    Bryan D Neff
    Department of Biology, University of Western Ontario, 1151 Richmond Street, London, ON, Canada N6A 5B7
    Mol Ecol Resour 10:546-50. 2010
    ..We demonstrate the program using previously published data on the genetic differentiation at a major histocompatibility complex locus and at microsatellite loci across 10 populations of the guppy (Poecilia reticulata)...
  35. doi request reprint Selection at the MHC class IIB locus across guppy (Poecilia reticulata) populations
    B A Fraser
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    Heredity (Edinb) 104:155-67. 2010
    ..Overall, our data provide evidence for selection for functional diversity at the MHC class IIB gene at both the population and nucleotide levels of guppy populations...
  36. pmc Dynamic adjustment of parental care in response to perceived paternity
    B D Neff
    Department of Zoology, University of Toronto, 25 Harbord Street, Toronto, Ontario, Canada M5S 3G5
    Proc Biol Sci 268:1559-65. 2001
    ..This dynamic adjustment during brood rearing indicates the importance of genetic relatedness in parental investment decisions and provides needed empirical support for theoretical predictions...
  37. ncbi request reprint Sperm competition in a fish with external fertilization: the contribution of sperm number, speed and length
    J A Stoltz
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    J Evol Biol 19:1873-81. 2006
    ..58 times as many sperm as parentals to obtain equal paternity. Thus, the increased competitiveness of sneakers' sperm must come from a component of sperm quality other than speed or length...
  38. doi request reprint Dietary carotenoid levels affect carotenoid and retinoid allocation in female Chinook salmon Oncorhynchus tshawytscha
    S R Garner
    Department of Biology, University of Western Ontario, London, Ontario, N6A 5B7 Canada
    J Fish Biol 76:1474-90. 2010
    ..Egg carotenoid concentrations were not correlated with either skin carotenoid concentration or colouration, which suggests that female carotenoid displays are not a reliable signal that males can use to evaluate egg carotenoid resources...
  39. doi request reprint Microsatellite genetic differentiation among populations of the Trinidadian guppy
    H Y Suk
    Department of Biology, University of Western Ontario, London, Ontario, Canada
    Heredity (Edinb) 102:425-34. 2009
    ..Our analysis details the genetic and phylogeographic structure of Trinidadian guppies in the northern range and provides insight into evolutionary processes at different timescales that have shaped genetic heterogeneity in this fish...
  40. pmc Tactic-specific success in sperm competition
    P Fu
    Department of Zoology, University of Toronto, 25 Harbord Street, Toronto, Ontario, Canada M5R 1G6
    Proc Biol Sci 268:1105-12. 2001
    ..In addition, we show that sneakers are superior to satellites in sperm competition and, thus, that even among sneaks there are tactic-specific differences in competitive success...
  41. ncbi request reprint Behavioural ecology: father knows best
    Paul W Sherman
    Nature 425:136-7. 2003
  42. ncbi request reprint Condition-dependent nesting in bluegill sunfish Lepomis macrochirus
    Luca M Cargnelli
    Restoration Programs Division, Environment Canada, 867 Lakeshore Road, Burlington, Ontario L7R 4A6, Canada
    J Anim Ecol 75:627-33. 2006
    ..7. These data suggest that both energetics and adaptive behaviour play roles in determining the timing of reproduction...
  43. pmc Steroid hormones in bluegill, a species with male alternative reproductive tactics including female mimicry
    Rosemary Knapp
    Department of Zoology, University of Oklahoma, 730 Van Vleet Oval, Norman, OK 73019, USA
    Biol Lett 3:628-31. 2007
    ..Although such decreased hormone dependence of mating behaviour has been reported in other taxa, our data represent the first suggestion of the relationship in fishes...