Pieter Johnson Publications

Johnson, P. T. J., Reeves, M. K., Krest, S. K. and A. E. Pinkney. A decade of deformities: advances in our understanding of amphibian malformations and their implications. In Sparling, Linder, Bishop, Krest (eds), Ecotoxicology of Amphibians and Reptiles, 2nd edtion. SETAC Press, Pensacola FL. (in press).

Johnson, P. T. J., Townsend, A. R., McKenzie, V. J., Howarth, R., Rejmankova, E. and P. Glibert. Linking environmental nutrient enrichment and disease emergence in humans and wildlife. Ecological Applications (in press).

Bowerman, J., Johnson, P. T. J., and T. Bowerman. Sublethal predators and their injured prey: linking aquatic predators and severe limb abnormalities in amphibians Ecology (accepted).

Gross, J. A., Johnson, P. T. J., Prahl, L. K. and W. H. Karasov. Critical period of sensitivity for effects of cadmium on frog growth and development. Environmental Toxicology and Chemistry (in press).

Johnson, P. T. J. (2009). The meaning behind malformed frogs. Conservation Biology 23: 508-511.

Johnson, P. T. J., Ives, A. R., Lathrop, R. C. and S. R. Carpenter (2009). Long-term disease dynamics in lakes: causes and consequences of chytrid infections in Daphnia populations. Ecology 90: 132-144.

Johnson, P. T. J., Lund, P. J., Hartson, R. B., and T. P. Yoshino (2009). Community diversity reduces Schistosoma mansoni transmission and human infection risk. Proceedings of the Royal Society of London, Series B 276: 1657-1663.

Johnson, P. T. J., Olden, J. D., Solomon, C. T. and M. J. Vander Zanden (2009). Community and ecosystem effects of invasive predators and herbivores in an experimental aquatic system. Oecologia 159: 161-170.

Johnson, P. T. J. and R. B. Hartson (2009). All hosts are not equal: explaining differential patterns of malformations in an amphibian community. Journal of Animal Ecology 78: 191-201.

Johnson, P. T. J. and V. J. McKenzie (2008). Emerging helminthiases in amphibians: lessons from Ribeiroia and Echinostoma. Chapter 11 in Fried, B. and R. Toledo, The Biology of Echinostomes, Springer.

Johnson, P. T. J., Hartson, R. B., Larson, D. J. and D. R. Sutherland (2008). Linking biodiversity loss and disease emergence: amphibian community structure determines parasite transmission and pathology. Ecology Letters 11: 1017-1026.

Forshay, K. J., Johnson, P. T. J., Stock, M., Penalva, C. and S. I. Dodson (2008). Festering food: parasitic chytridiomycete pathogen reduces quality of Daphnia hosts as a food resource. Ecology 89: 2692-2699.

Refardt, D., Decaestecker, E., Johnson, P. T. J., and J. Vavra (2008). Morphology, ecology and molecular phylogeny of Binucleata daphnia n. g., n. sp. (Fungi: Microsporidia), a parasite of Daphnia magna Straus 1820 (Crustacea: Branchiopoda). Journal of Eukaryotic Microbiology 55: 393-408.

Lafferty, K. D., Allesina, S., Arin, M., Briggs, C. J., DeLeo, G., Dobson, A. P., Dunne, J. A., Johnson, P. T. J. and 10 additional authors (2008). Parasites in food webs: the ultimate missing links. Ecology Letters 11: 533-546.

Johnson, P. T. J., Olden, J. D. and M. J. Vander Zanden (2008). Dam invaders: hydrologic impoundments enhance ecosystem invasibility. Frontiers in Ecology and the Environment 6: 357-363.

Perkins, S., Altizer, S., Bjornstad, O., Burdon, J., Clay, K., Gomez-Aparicio, L., Jeschke, J., Johnson, P. T. J., Lafferty, K., Malstrom, C., Martin, P., Power, A., Thrall, P., Strayer, D. and M. Uriarte. Infectious disease in invasion biology (2008). Chapter 8 in Ostfeld, R. S., F. Keesing, and V. T. Eviner, Infectious disease ecology: effects of ecosystems on disease and of disease on ecosystems. Princeton University Press, Princeton, NJ.

Johnson, P. T. J. and S. R. Carpenter (2008). Influence of eutrophication on disease in aquatic ecosystems: patterns, processes, and predictions. Chapter 4 (pp. 71-99) in R. Ostfeld, F. Keesing and V. Eviner (eds.),Infectious disease ecology: effects of ecosystems on disease and of disease on ecosystems. Princeton University Press.

Johnson, P. T. J., Chase, J. M., Dosch, K. L., Gross, J., Hartson, R. B., Larson, D., Sutherland, D. R. and S. R. Carpenter (2007). Aquatic eutrophication promotes pathogenic infection in amphibians. Proceedings of the National Academy of Sciences 104: 15781-15786.

Roth, B. M., Kaplan, I. C., Sass, G. G., Johnson, P. T. J., Marburg, A. E., Yannarell, A. C., Havlicek, T. D., Willis, T. V., Turner, M. G. and S. R. Carpenter. (2007). Linking terrestrial and aquatic ecosystems: the role of woody habitat in lake food webs. Ecological Modelling 203: 439-452.

Carpenter, S. R. B. J. Benson, R. Biggs, J. W. Chipman, J. A. Foley, S. A. Golding, R. B. Hammer, P. C. Hanson, P. T. J. Johnson, A. M. Kamarainen, T. K. Kratz, R. C. Lathrop, K. D. McMahon, B. Provencher, J. A. Rusak, C. T. Solomon, E. H. Stanley, M. G. Turner, M. J. Vander Zanden, C. H. Wu and H. Yuan. (2007). Understanding regional change: Comparison of two lake districts. BioScience 57: 323-335 .

Johnson, P. T. J. Amphibian diversity: decimation by disease. (2006). Proceedings of the National Academy of Sciences , USA 103: 3011-3012.

Johnson, P. T. J., Stanton, D. E., Preu, E. R., Forshay, K. J. and S. R. Carpenter. (2006). Dining on disease: how interactions between infection and environment affect predation risk. Ecology 87: 1973-1980.

Johnson, P. T. J., Preu, E. R., Sutherland, D. R., Romansic, J., Han, B. and A. R. Blaustein. (2006). Adding infection to injury: Synergistic effects of predation and parasitism on salamander limb malformations. Ecology 87: 2227-2235.

Johnson, P. T. J., Longcore, J. E., Stanton, D. E., Carnegie, R. B., Shields, J. D. and E. R. Preu. (2006). Chytrid fungal infections of Daphnia pulicaria : development, ecology, pathology and phylogeny of Polycaryum laeve . Freshwater Biology 51: 634-648.

Wilson, W. D., Johnson, P. T. J., Sutherland, D. R., Moné, H. and E. S. Loker. (2005). A molecular phylogenetic study of the genus Ribeiroia (Digenea): trematodes known to cause limb malformations in amphibians. Journal of Parasitology 91: 1040-1045.

Fried, B. and P. T. J. Johnson (2005). In vitro excystment of the metacercariae of Ribeiroia ondatrae. Parasitology Research 95: 293-294.

Johnson, P. T. J. and K. B. Lunde (2005). Parasite infection and limb malformations: A growing problem in amphibian conservation. Pp. 124-138 in Amphibian Declines: the Conservation Status of United States Species , M. J. Lannoo (ed). University of California Press.

Johnson, P. T. J. and J. M. Chase (2004). Parasites in the food web: linking amphibian malformations and aquatic eutrophication. Ecology Letters 7: 521-526.

Johnson, P. T. J., D. R. Sutherland, J. M. Kinsella and K. B. Lunde (2004). Review of the trematode genus Ribeiroia (Psilostomidae): Ecology, life history and pathogenesis with special emphasis on the amphibian malformation problem. Advances in Parasitology 57: 191-253.

Blaustein, A. R. and P. T. J. Johnson (2003). Explaining frog deformities. Scientific American 288: 60-65.

Blaustein, A. R. and P. T. J. Johnson (2003). The complexity of deformed amphibians. Frontiers in Ecology and the Environment 1: 87-94.

Johnson, P. T. J., Lunde, K. B., Zelmer, D. A. and J. K. Werner (2003). Limb deformities as an emerging parasitic disease in amphibians: Evidence from museum specimens and resurvey data. Conservation Biology 17: 1724-1737.

Johnson, P. T. J. (2003). Biased sex ratios in fiddler crabs (Brachyura, Ocypodidae): A review and evaluation of the influence of sampling method, size class, and sex-specific mortality. Crustaceana 76: 559-580.

Johnson, P. T. J. and D. R. Sutherland (2003). Amphibian deformities and Ribeiroia infection: An emerging helminthiasis. Trends in Parasitology 19: 332-335.

Johnson, P. T. J. and E. G. Ritchie (2003). Macroinvertebrate fauna of an iron-rich stream in the Wet Tropics of Australia: a comparative assessment of communities using a Rapid Bioassessment Protocol. Memoirs of the Queensland Museum 49: 331-338.

Bowerman, J. and P. T. J. Johnson (2003). Timing of trematodes-related malformations in Oregon spotted frogs and Pacific treefrogs. Northwestern Naturalist 84: 142-145.

Lannoo M. J., Sutherland, D. R., Jones, P., Rosenberry, D., Klaver, R. W., Hoppe, D. M., Johnson, P. T. J., Lunde, K. B., Facemire, C., Kapfer, J. M. (2003). Multiple causes for the malformed frog phenomenon. In: ATSM STP 1443: G. Linder, Little, E., Krest, S. and D. Sparling (Eds). Multiple stressor effects in relation to declining amphibian populations. ASTM International, West Conshoshocken, PA.

Johnson, P. T. J., Lunde, K. B., Thurman, E. M., Ritchie, E. G., Wray, S. W., Sutherland, D. R., Kapfer, J. M., Frest, T. J., Bowerman, J. and A. R. Blaustein (2002). Parasite (Ribeiroia ondatrae) infection linked to amphibian malformations in the western United States. Ecological Monographs 72: 151-168.

Johnson, P. T. J., Lunde, K. B., Haight, R. W., J. Bowerman, and A. R. Blaustein (2001). Ribeiroia ondatrae (Trematoda: Digenea) infection induces severe limb malformations in western toads (Bufo boreas). Canadian Journal of Zoology 79: 370-379.

Johnson, P. T. J., Lunde, K. B., Ritchie, E. G., Reaser, J. K., and A. E. Launer (2001). Morphological abnormality patterns in a California amphibian community. Herpetologica 57: 336-352.

Johnson, P. T. J., Lunde, K. B., Ritchie, E. G. and A. E. Launer (1999). The effect of trematode infection on amphibian limb development and survivorship. Science 284: 802-804.