Harmful Algal Bloom (HAB) Event Information
Bloom Code 23-3451-B1
Where
Water Body Cayuga Lake
Latitude and Longitude 42.843981, -76.735066
Segment Lakeshore Segment Northwest 4: Schuyler Creek to Canoga Creek
County Seneca
Extent Small Localized (few properties)
When
Bloom Reported September 30, 2023
Bloom Sampled September 30, 2023
Microscopic Examination October 02, 2023
What
Bloom Genera [1]
Microscopy Present Dominant
Dolichospermum
Microcystis
Oscillatoria
Pseudoanabaena
Bloom Chemistry
Total Chlorophyll a 223.0 ug/L
Total Microcystin and Nodularins (EPA 546) [2] 92.6 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

Slight breeze from the north. Bloom did not extend more than 10-15 feet from shore but was along 3 properties totaling about 300 feet