Cicada Songs of Ontario
8 species of cicada have been observed on iNaturalist from Ontario: https://www.inaturalist.org/observations?place_id=6883&subview=grid&taxon_id=50190&view=species
Sorted within genus by number of observations. Both genera are in family Cicadidae.
Okanagana
Canadian Cicada (O. canadensis)
- Constant slow, low, clicky buzz
Say's Cicada (O. rimosa)
- Much faster, higher constant buzz
- Compare Lyric
Niagara Cicada (O. noveboracensis)
- Similar to Canadian but higher-pitched
- Niagara region-Hamilton
Neotibicen
Northern Dog-day Cicada (N. canicularis)
- High whiny drone, slowly increasing in volume before rapidly fading out
- Compare Linne's, Lyric, Swamp
Linne's Cicada (N. linnei)
- Lower consistent whiny buzz, with distinct pulsating bursts in middle third of song
- Pulsations not increasing in frequency and volume intensely like Swamp
Lyric Cicada (N. lyricen)
- Like Linne's but without pulsating sections
- perhaps most similar to Say's, but lower, slower, and more... gurgled?
Scissor-grinder Cicada (N. pruinosus)
- Repeated short bursts of high, whiny drone
- Described as "weeoo-weeoo-weeoo-..."
Swamp Cicada (N. tibicen)
- High pitched crescendo with distinct loud pulsations increasing to a rapid frequency
- Hybrid of the songs of Northern Dog-day and Linne's, but with the pulsation unlike Northern Dog-day and without the long unpulsated sections that Linne's has
Resources
http://songsofinsects.com/cicadas
https://www.cicadamania.com/cicadas/common-cicadas-of-north-america/
http://www.insectsingers.com/100th_meridian_cicadas/index.html
Visual ID
https://www.cicadamania.com/cicadas/identifying-neotibicen/