Harmful Algal Bloom (HAB) Event Information
Bloom Code 20-3401-B1
Where
Water Body Cayuga Lake
Latitude and Longitude 42.9261, -76.7411
Segment Open Water 1: Cayuga Lake North End
County Seneca
Extent Widespread
When
Bloom Reported September 09, 2020
Bloom Sampled September 09, 2020
Microscopic Examination September 10, 2020
What
Bloom Genera [1]
Microscopy Present Dominant
Dolichospermum
Microcystis
Bloom Chemistry
Total Microcystin and Nodularins (EPA 546) [2] 53.6 ug/L
Total Chlorophyll a 1150.0 ug/L
[1] Genera - plural of genus, a category of classification in biology that ranks between the family level and the species level. Because there are many different species of bacteria that are difficult to distinguish, it is more useful to classify bacteria by genus rather than species.
[2] Microcystin
Map of HAB event
Bloom Description

Bloom located all along the very northwestern shoreline of Cayuga Lake south of the railroad crossings. Reported to extend down to the shoreline of waterfront properties on Lower Lake Rd. in Seneca Falls as well.