measurementID occurrenceID measurementOfTaxon parentMeasurementID measurementType measurementValue measurementRemarks measurementMethod bibliographicCitation source referenceID 1 Syrphidae TRUE http://purl.obolibrary.org/obo/VT_0001502 http://www.wikidata.org/entity/Q906470 It seems safe to conclude that, in general, night- active syrphids are simply attracted to light, rather than demonstrating true activity literature review, field studies GILBERT, F.S. (1985), Diurnal activity patterns in hoverflies (Diptera, Syrphidae). Ecological Entomology, 10: 385-392. https://doi.org/10.1111/j.1365-2311.1985.tb00736.x https://doi.org/10.1111/j.1365-2311.1985.tb00736.x Parmenter|Grosser 2 1 https://eol.org/schema/terms/starts_at 9017