Harmful Algal Bloom (HAB) Event Information
Bloom Code 23-3429-B1
Where
Water Body Cayuga Lake
Latitude and Longitude 42.460072, -76.512405
Segment Open Water 4: Cayuga Lake South Shelf
County Tompkins
Extent Widespread
When
Bloom Reported September 26, 2023 04:00 PM
Bloom Sampled September 26, 2023 04:00 PM
Microscopic Examination September 27, 2023 12:00 AM
What
Bloom Genera [1]
Microscopy Present Dominant
Dolichospermum
Microcystis

Bloom Chemistry
Total Chlorophyll a 29.9 ug/L
Total Microcystin and Nodularins (EPA 546) [2] 4.7 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 observed from Discover Cayuga Lake's MV Teal, off the inlet

Weather
Weather
Wind speed
Wind direction
Water Temp
Air Temp