Emergent-vegetation
Guides
Cordulia
Common Emerald Dragonflies
Cordulia is a genus of dragonflies in the family Corduliidae, commonly known as Common Emerald Dragonflies. The genus contains two species, including Cordulia aenea. Research on Cordulia aenea amurensis has documented specific female reproductive behaviors, including selective oviposition site selection and active avoidance of additional mating attempts after initial copulation.
Plateumaris diversa
Plateumaris diversa is a species of leaf beetle in the family Chrysomelidae, subfamily Donaciinae. The species was described by C. Schaeffer in 1925. It is one of numerous Plateumaris species associated with wetland habitats, particularly those supporting emergent vegetation. Records indicate presence in central and eastern Canada, with observations from Manitoba, Ontario, and Québec.