Last modified by ohara@helsinki_fi on 2024/02/13 07:33

Researcher ID: A-7499-2008

Submitted Manuscripts

  1. Hamberg, L., Malmivaara-Lämsä, M.Lehvävirta, S., O'Hara, R.B. & Kotze, D.J. Quantifying trampling and edge effects on forest understory vegetation - a field experiment.
  2. Mantzouni, I., Sørensen, H., O'Hara, R.B., MacKenzie, B.R. Hierarchical modelling of temperature and habitat effects on population dynamics of North Atlantic cod.
  3. Mutshinda, C.M., O'Hara, R.B. Revisiting the issue of parameter identifiability with illustration in population dynamics.
  4. Mutshinda, C.M., O'Hara, R.B. Integrating the niche and neutral perspectives on community structure and dynamics.
  5. O'Hara R.B., GST ≠ FST
  6. Schwager, M., O'Hara, R.B., Arjas, E. Which life history phases make annual plants invasive? A comprehensive life cycle analysis.
  7. Vehma, S., Fritze, H., Kotze, D.J., O'Hara, R.B., Lehvävirta, S. Trampling and faeces in urban woodlands - responses of soil nutrients, vegetation and microbes.

Manuscripts accepted and in press



  1. Berglund, H., O'Hara R.B., Jonsson, B.G. Quantifying habitat requirements of tree-living species in fragmented boreal forests with Bayesian methods. Conservation Biology. 23: 1127 - 1137. Link
  2. Jaatinen, K., Jaari, S., O'Hara, R.B., Öst, M., Merilä, J. Relatedness and spatial proximity as determinants of host-parasite interactions in the brood parasitic Barrow's goldeneye (Bucephala islandica). Molecular Ecology. 18: 2713-2721 Link.
  3. Jönsson, K.I., Herczeg, G., O'Hara, R.B., Söderman, F., ter Schure, A.F.H., Larsson, P. Merilä, J. Sexual patterns of prebreeding energy reserves in the common frog Rana temporaria along a latitudinal gradient. Ecography 32: 831 - 839. Link
  4. Kotilainen, T., Venäläinen,., Tegelberg, R., Lindfors, A., Julkunen-Tiitto, R., Sutinen, S., O'Hara, R.B., Aphalo, P. Assessment of UV Biological Spectral Weighting Functions for Phenolic Metabolites and Growth Responses in Silver Birch Seedlings. Photochemistry & Photobiology 85: 1346-1355. Link
  5. Kotze, D.J. and O'Hara R.B. Preface to Methods in Ecological Research. Ann. Zool. Fennici. 46: 81. pdf.
  6. Kuparinen, A., O'Hara, R.B., Merilä, J. Lunar periodicity and the timing of river entry in Atlantic salmon Salmo salar L. Journal of Fish Biology. 74: 2401-2408. Link
  7. Mutshinda, C.M., O'Hara, R.B., Woiwod, I.P. What drives community dynamics? Proc. R. Soc. Lond. B, 276: 2923-2929 Link
  8. O'Hara R.B. Selective harvesting with equations: comment on "Should hunting mortality mimic the patterns of natural mortality?". Biology Letters. 5: 211-212. Link.
  9. O'Hara R.B. How to make models add up - a primer on GLMMs. Ann. Zool. Fennici. 46: 124-137. Abstract, pdf.
  10. O'Hara R.B., Lampila, S. and Orell, M. Estimating rates of births, deaths and immigration from mark-recapture data. Biometrics 65: 275-281. Link
  11. O'Hara R.B. and Sillanpää, M.J. A review of Bayesian variable selection methods: what, how, and which. Bayesian Analysis 4: 85-118, Link (pdf)


  1. Kuparinen, A., O'Hara, R.B. and Merilä, J. The role of growth history in determining age and size at maturation in exploited fish populations. Fish & Fisheries 9: 201-207. Link
  2. Leinonen, T., O'Hara, R.B., Cano, J.M., Merilä, J. Comparative studies of quantitative trait and neutral marker divergence: A meta-analysis. Journal of Evolutionary Biology 21: 1-17. Link
  3. Mutshinda, C.M., O'Hara, R.B. and Woiwod, I.P. Species abundance dynamics under neutral assumptions: a Bayesian approach to the controversy. Functional Ecology 22, 340-347. Link
  4. Mutshinda, C.M., Antai, I., O'Hara R.B. A probabilistic approach to exposure risk assessment. Stochastic Environmental Research & Risk Assessment 22: 441-449. Link
  5. O'Hara B. Double-blind review: let diversity reign. (Correspondence) Nature 452, 28. Link
  6. O'Hara B. Journal club Nature 452, 785. Link
  7. O'Hara B. European grants: a different view puts rich countries ahead. (Correspondence) Nature 455, 285. Link
  8. O'Hara R.B., Cano, J.M., Ovaskainen, O., Ahlo, J.S., Teplitsky, C. Bayesian Approaches in Evolutionary Quantitative Genetics. Journal of Evolutionary Biology. 21: 949-957. Link
  9. Ortega-Garcia, S., Ponce-Diaz, G., O'Hara R.B.,Merilä, J. The relative importance of lunar phase and weather conditions on Striped Marlin (Tetrapturus audax) catches in sport fishing. Fisheries Research 93: 190-194. Link
  10. Pagano, A., Lesbarreres, D., O'Hara, R., Crivelli, A., Veith, M., Lode, T., Schmeller, D.S. Geographical and ecological distributions of frog hemiclones suggest occurrence of both 'General-Purpose Genotype' and 'Frozen Niche Variation' clones. Journal of Zoological Systematics and Evolutionary Research 46, 162-168. Link
  11. Ranta, E., Kaitala, V., Fowler, M.S., Laakso, J., Ruokolainen, L., O'Hara, R.B. Detecting compensatory dynamics in competitive communities under climate forcing. Oikos 117: 1907-1911. Link
  12. Ranta, E., Kaitala, V., Fowler, M.S., Laakso, J., Ruokolainen, L., O'Hara, R. The structure and strength of environmental variation modulate covariance patterns. A reply to Houlahan et al. 2008. Oikos 117: 1914. Link
  13. Snäll, T., O'Hara, R.B., Ray, C., Collinge, S.K. Climate-driven spatial dynamics of plague among prairie dog colonies. American Naturalist 171: 238-248. Link
  14. Webb, T.J., O'Hara, B, Freckleton, R.P. (2008) Does double-blind review benefit female authors? Trends in Ecology & Evolution 23: 351-353. Link


  1. Herzon, I. and O'Hara, R.B. Effects of spatial complexity of farmland within different landscape types on farmland bird communities in the Baltic States. Agriculture, Ecosystems and Environment 118: 297-306. Link
  2. Kuparinen, A., Schurr, F., Tackenberg, O., O'Hara R.B. Air-mediated pollen flow from genetically modified to conventional crops -risk assessment with a mechanistic model. Ecological Applications 17: 431-440. Link
  3. Kuparinen, A., Snäll, T., Vänskä, S., O'Hara R.B. The role of modeling selection in describing stochastic ecological processes. Oikos 116, 966-974. Link
  4. O'Hara R.B. Human Expression patterns: Genetic differences between populations. Heredity 98, 245-246. Link
  5. Saastamoinen, M., Nieminen, M., van Nouhuys, S., O'Hara, R.B., Suomi, J. Development and survival of a specialist herbivore, Melitaea cinxia, on host plants producing high and low concentrations of iridoid glycosides. Ann. Zool. Fennici 44: 70-80. abstract, pdf.
  6. Snäll, T., O'Hara, R.B., Arjas, E. A mathematical and statistical framework for modeling dispersal. Oikos 116: 1037-1050. Link


  1. Fred, M.S., O'Hara, R.B., Brommer, J.E. Consequences of the spatial configuration of resources for the distribution and dynamics of the endangered Parnassius apollo butterfly. Biological Conservation 130: 183-192. Link
  2. Golicher, D.J., O'Hara, R.B., Ruíz-Montoya, L. and Cayuela, L. Lifting a veil on diversity: A Bayesian approach to fitting relative abundance models. Ecological Applications 16: 202-212. Link
  3. Lehvävirta, S., Kotze, D.J., Niemelä, J., Mäntysaari, M. and O'Hara, R.B. Effects of fragmentation and trampling on carabid beetle assemblages in urban woodlands in Helsinki, Finland. Urban Ecosystems 9: 13-26. Link
  4. Matveinen-Huju, K., Niemelä, J., Rita, H. and O'Hara, R.B. Retention-tree groups in clear-cuts: do they constitute 'life-boats' for spiders and carabids? Forest Ecology and Management 230: 119-135. Link
  5. O'Hara, R.B. Wholesale analysis of genes, traits and microarrays. Heredity 97: 253. Link
  6. O'Hara, R.B., Fowler, M.S. and Johnson, C.A. (2006). Why negatives should be viewed as positives (Correspondence) Nature 439: 782. Link
  7. Roslin, T., Gripenberg, S., Salminen, J.-P., Vienola, M., O'Hara, R.B., Pihlaja, K., Pulkkinen, P. Seeing the trees for the leaves - oaks as mosaics for a host-specific moth. Oikos 113, 106-120. Link
  8. Andrew Thomas, Bob O Hara, Uwe Ligges, and Sibylle Sturtz. Making BUGS Open. R News 6: 12-17. pdf


  1. O'Hara, R.B., 2005. Comparing the effects of genetic drift and fluctuating selection on genotype frequency changes in the scarlet tiger moth. Proc. R. Soc. Lond. B, 272: 211-217. Link
  2. O'Hara, R.B., 2005. Species richness estimates: How many species can dance on the head of a pin? J. Anim. Ecol., 74: 375-386. Link
  3. O'Hara, R.B., 2005. The Anarchist's Guide to Ecological Theory. Or, we don't need no stinkin' laws. Oikos 110: 390-393. Link
  4. O'Hara, R.B. and Merilä, J., 2005. Bias and precision in QST estimates: problems and some solutions. Genetics 171: 1331-1339. Link
  5. Schmeller, D.S., O'Hara, R.B.,okko, H., 2005. Male Adaptive Stupidity: Male Mating pattern in hypridogenetic waterfrog. Evolutionary Ecology Research 7: 1039-1050. pdf (may not be accessable)


  1. Kotze, D.J., Johnson, C.A., O'Hara, R.B., Vepsäläinen, K., and Fowler, M.S., 2004. Editorial: The Journal of Negative Results in Ecology and Evolutionary Biology. J. Neg. Res. 1: 1-5. pdf
  2. Merilä J., Söderman, F., O'Hara, R.B., Räsänen, K., Laurila, A., 2004. Local adaptation and genetics of acid-stress tolerance in the moor frog, Rana arvalis. Conservation Genetics, 5: 513-527. Link


  1. Antolin M.F., Ode P.J., Heimpel G.E., O'Hara R.B., Strand M.R., 2003. Mating system, population genetics, and sex allele diversity of the parasatoidBracon hebetor. Heredity, 91: 373-381. Link pdf
  2. Dreschler M., Frank K, Hanski I., O'Hara R.B., Wissel C., 2003. Ranking metapopulation extinction risk for conservation: from patterns in data to management decisions. Ecological Applications, 13: 990-998. Link pdf
  3. Kotze,D.J., Niemelä; J., O'Hara R.B., Turin, H., 2003. Testing abundance-range size relationships in European carabid beetles (Coleoptera: Carabidae). Ecography, 26: 553-566. Link
  4. Kotze, D.J., O'Hara, R.B., 2003. Species decline - but why? Explanations of carabid beetle (Coleoptera, Carabidae) declines in Europe. Oecologia, 135: 138-148. Link
  5. Pakkasmaa, S., Merilä J., O'Hara R.B., 2003. Genetic and maternal effect influences on viability of common frog tadpoles under different environmental conditions. Heredity, 91: 117-124. Link pdf
  6. Palo, J.U., O'Hara, R. B., Laugen, A.T., Laurila, A., Primmer C.R., Merilä J., 2003. Latitudinal divergence of common frog (Rana temporaria) life history traits by natural selection: evidence from a comparison of molecular and quantitative genetic data. Molecular Ecology, 12: 1963-1978. Link


  1. O'Hara R.B., Arjas, E., Toivonen, H., Hanski, I., 2002. Bayesian analysis of metapopulation data. Ecology, 83: 2408-2415. Link pdf


  1. Haikola S., Fortelius W., O`Hara R.B., Kuussaari M., Wahlberg N., Saccheri I.J., Singer M.C., Hanski I., 2001. Inbreeding depression and the maintenance of genetic load in Melitea cinxia metapopulations. Conservation Genetics, 2: 325-335. Link


  1. Nielsen B.J., O'Hara R.B., Damgaard C., Østergård H., Munk L., 2000. Resistente meldugsvampe på byg og hvede. Naturens Verden, 83: 32-36.
  2. O'Hara R.B., Nielsen B.J., Østergård H., 2000. The effect of fungicide dose on the composition of laboratory populations of barley powdery mildew. Plant Pathology, 49: 558-566. Link


  1. Dieckmann U., O'Hara R.B., Weisser W., 1999. The evolutionary ecology of dispersal. Trends Ecol. Evol., 14: 88-90. Link
  2. Turner A.S., O'Hara R.B., Rezanoor H.N., Nutall M., Smith J.N., Nicholson P., 1999. Visual disease and PCR assessment of stem base diseases in winter wheat. Plant Pathology, 48: 742-748. Link


  1. O'Hara R.B., Brown J.K.M., 1998. Movement of barley powdery mildew in field plots of barley. Plant Pathology, 47: 394-400. Link


  1. Brown J.K.M., Foster E.M., O'Hara R.B., 1997. Adaptation of powdery mildew populations to cereal varieties in relation to durable and non-durable resistance. In: Crute, I., Burdon, J.J., Holub, E., eds. The Gene-for-Gene Relationship in Plant-Parasite Interactions, CAB International, Wallingford, pp 119-138.
  2. O'Hara R.B., Brown J.K.M., 1997. Spatial aggregation of pathotypes of barley powdery mildew. Plant Pathology, 46: 969-977. Link


  1. O'Hara R.B., 1996. Population Dynamics of Cereal Powdery Mildews. PhD thesis, University of East Anglia, 90pp.
  2. O'Hara R.B., Brown J.K.M., 1996. Frequency- and density-dependent selection in wheat powdery mildew. Heredity, 77: 439-447. Link
  3. O'Hara R.B., Brown J.K.M., 1996. Immigration of the barley mildew pathogen into field plots of barley. Plant Pathology, 45: 1071-76. Link