Agonum (Agonum) octopunctatum (Fabricius) 1798
Biology:
Found on the primary and secondary floodplain, on sand or sand mixed with silt where the soil is most especially under deep piles of drift material below the permanent vegetation line. The beetles are fully winged and fly; they are attracted to lights. They are also diurnal and have been observed flying in the rain (Larochelle, 1975a). Several examples were collected on the Island between 1905 and the present (WLM, TLE). No teneral specimens seen. Adults were collected in May, June, and October. Hibernation takes place as an adult (Lindroth, 1966). Total length, 7.5 to 8.5 mm (8.0).
Synonyms: Agonum octopunctatum Fabricius, 1798