Biology, ecology, and taxonomy of symbiotic organisms associated with aquatic invertebrates, particularly those of bivalves and insects. Role of such parasites in host population dynamics. Potential of parasites and microbial biotoxins as biological control agents. Fundamental and applied aspects of invertebrate pathology. Biology and ecology of aquatic invasive species.
Development of the bacterium Pseudomonas fluorescens as an environmentally-safe control agent for zebra mussels (Dreissena spp.). New species of Ophryoglena infecting Dreissena polymorpha. New species of Haplosporidium infecting Dreissena polymorpha. Dreissena stankovici: An endemic species present in Europe's most ancient lake, Lake Ohrid (Macedonia). Comparison of the endosymbiotic assemblage of European and North American zebra mussel populations.
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