Observations

Testers upload observations each time they test at a location. Each individual observation report shows you the measurements taken on a specific day at a specific location. What's this?

66,311 observations

+508 new observations added in the past 30 days

Jamie Bay sampling : Big Basswood Lake

Ontario, Canada

Observed by
Paul and Tania Hazlett
Thu, 31 Jul 2025 12:00:00 -0400

Westbrook Rd : Pearl River

Brandon, Mississippi, United States

Observed by
Will McDearman
Thu, 31 Jul 2025 11:00:00 -0500

Purple Creek : Purple Creek

Jackson, Mississippi, United States

Observed by
Will McDearman
Thu, 31 Jul 2025 10:30:00 -0500

Vincent Road : The Ching

London, Waltham Forest, United Kingdom

Observed by
Jackie Switzer
Thu, 31 Jul 2025 16:26:00 +0100

Lac Bélisle- Centre plus profond : Lac Bélisle

Lac Des Plages, Quebec, Canada

Observed by
Richard Beaudry
Thu, 31 Jul 2025 11:00:00 -0400

Kidston Island Western Pond : Kidston Island western pond

Baddeck, Nova Scotia, Canada

Observed by
Emily MacDonald
Thu, 31 Jul 2025 11:50:00 -0300

Parc Marcel-Fortier : Rivière Richelieu

Chambly, Quebec, Canada

Observed by
Coralie Godon
Thu, 31 Jul 2025 10:45:00 -0400

North side of the Point, near Walker pathway : Spring runoff Pond

Tiny, Ontario, Canada

Observed by
Cawaja Beach Georgian Bay
Thu, 31 Jul 2025 10:30:00 -0400

At the entrance at concession 11 : Spring run off Pond/creek

Tiny, Ontario, Canada

Observed by
Cawaja Beach Georgian Bay
Thu, 31 Jul 2025 10:30:00 -0400

Cawaja Beach in front of largest pond : Nottawaga Bay

Tiny, Ontario, Canada

Observed by
Cawaja Beach Georgian Bay
Thu, 31 Jul 2025 10:30:00 -0400

Cawaja Beach : Nottawaga Bay

Tiny, Ontario, Canada

Observed by
Cawaja Beach Georgian Bay
Thu, 31 Jul 2025 10:30:00 -0400

Kidston Island Western Beach : Bras d'Or Lake

Baddeck, Nova Scotia, Canada

Observed by
Emily MacDonald
Thu, 31 Jul 2025 11:26:00 -0300

Fannye Cook Natural Area : Hog Creek

Jackson, Mississippi, United States

Observed by
Will McDearman
Thu, 31 Jul 2025 09:20:00 -0500

Iona Port : Bras d'Or Lake

Iona, Nova Scotia, Canada

Observed by
Adryan Jones
Thu, 31 Jul 2025 11:15:00 -0300

Kidston Island Lighthouse Pond : Kidston Island Lighthouse Pond/Barachois

Baddeck, Nova Scotia, Canada

Observed by
Emily MacDonald
Thu, 31 Jul 2025 11:10:00 -0300

Fannye Cook Natural Area North : Pearl River

Brandon, Mississippi, United States

Observed by
Will McDearman
Thu, 31 Jul 2025 09:00:00 -0500

Kidston Island Eastern Beach : Bras d'Or Lake

Baddeck, Nova Scotia, Canada

Observed by
Emily MacDonald
Thu, 31 Jul 2025 10:58:00 -0300

Fannye Cook Natural Area : Hog Creek Tributary

Brandon, Mississippi, United States

Observed by
Will McDearman
Thu, 31 Jul 2025 08:35:00 -0500