Toggle navigation
Explore Posts
Most Recent
Near You
At your Latitude
Advanced Search
Observations From Members
Posts by Topic
Weather
Ocean / Sea
Plants / Kelp
Human Health
Buildings
More Topics
Posts by Date
Past Week
Past Month
Past Year
Posts by Season
Winter
Spring
Summer
Fall
Submit a Post
Submit your Own Event Observation
Have you observed an unusual environmental or climate event in your area? Please share it with us.
Submit an Event Article
Has your local news media reported on an unusual environmental or climate event? Please let us know.
Submit a Background Article
Please share background (non-event) articles with us.
Directory
Members
Topic Advisors
Communities
Organizations
Library
Background Articles
Search our collection of background (non-event) articles from news media, science journals and other sources.
Northern Climate Observer Newsletter
NCO tracks news coverage from across the circumpolar north and provides readers with a curated roundup of climate change related events.
Webinar Recordings
Search the archive of LEO Network webinar recordings.
News Sources
Browse some of the local news sources that frequently appear in LEO.
One Health Group
The One Health Group was started in 2013 as a forum to raise awareness about emerging One Health issues in Alaska as well as neighboring northern regions.
LEO Community Data Portal
The Community Data Portal is a collection of public datasets that can be browsed from the point of view of a community. These datasets are frequently used in LEO posts.
Maps from Members
A collection of curated maps contributed to LEO by members.
About
LEO Network
Funding & Support
Learn More
Contact us
LEO in the News & Research
Sign In / Join
My LEO
My LEO
My Maps
My Community
Messages
Editor
Sign Out
English
English
Español
Français
Deutsch
Русский
Norsk
Svenska
Suomi
Dansk
Yup'ik
Portuguese
Монгол хэл
العربية
Davvisámegiella
Skolt Sámi
Íslenska
Українська
हिंदी
اُردُو
Türkçe
Local Environmental Observer (LEO) Network
Search
Explore Posts
Most Recent
Near You
At your Latitude
Advanced Search
Observations From Members
Submit a Post
Submit your Own Event Observation
Have you observed an unusual environmental or climate event in your area? Please share it with us.
Submit an Event Article
Has your local news media reported on an unusual environmental or climate event? Please let us know.
Submit a Background Article
Please share background (non-event) articles with us.
Directory
Members
Topic Advisors
Communities
Organizations
About
LEO Network
Funding & Support
Learn More
Contact us
LEO in the News & Research
Sign In / Join
My LEO
My LEO
My Maps
My Community
Messages
Editor
Sign Out
English
Español
Français
Deutsch
Русский
Norsk
Svenska
Suomi
Dansk
Yup'ik
Portuguese
Монгол хэл
العربية
Davvisámegiella
Skolt Sámi
Íslenska
Українська
हिंदी
اُردُو
Türkçe
×
×
Search Results
hide
List
Map
Stats
. . .
Thumbnails
Slideshow
Timeline
Download Search Results
Embed
Search Engine Help
Topics: Algal Bloom
All Topics
Or limit to:
Ocean / Sea
Surface Waters / Wetlands
Human Health
Safety
Death / Die-off / Decline
Other Topics...
Date: From 2/19/2019
Any Date
Or limit to:
Past Week
Past Month
Past Year
More Options...
Region: Entire World
Entire World
Or limit to:
A country of countries
A region
A community or location
A latitude band
A bounding box
A polygon
Type: All Events
All Posts
Or limit to:
All Event Posts
Observations from Members
Articles in News Media
Background Articles
1 - 66 of 66
Blue-green algae bloom found in Yellowknife not toxic, government says
Yellowknife, Northwest Territories, Canada
3 Sep 2024
CBC
Event
Algae bloom warnings issued along Lake Winnipesaukee
Tuftonboro, New Hampshire, United States
14 Jun 2024
Concord Monitor
Event
Meech Lake beach in Gatineau Park closed due to blue-green algae bloom
Gatineau, Quebec, Canada
4 Jun 2024
Ottawa
Event
Noctiluca bloom in bay
Kasaan, Alaska, United States
30 May 2024
LEO Network
Event
Harmful algae bloom detected in Bering Strait waters
Bering Straits, Alaska
3 Aug 2023
The Nome Nugget
Event
There was a blue-green algae bloom in Yellowknife Bay. Here's what you should know about it
Yellowknife, Northwest Territories, Canada
29 Jul 2023
CBC
Event
High levels of PSP in Blue Mussels
Sand Point, Alaska, United States
15 Jun 2023
Event
Dangerous PSP toxin levels found in some Southwest Alaska clams, mussels
Chignik, Alaska, United States
14 Jun 2023
Alaska Public Media
Event
Concerned about algae in Cheney Lake
Anchorage, Alaska, United States
7 Jun 2023
LEO Network
Event
Waiheke beach-goers urged to steer clear from toxic water
Auckland, Auckland, New Zealand
9 Mar 2023
NZ Herald
Event
Dead fish and bad air from algae bloom
Fort Myers, Florida, United States
28 Feb 2023
LEO Network
Event
Health alert issued following red tide in multiple areas of coastal Collier County
Fort Myers, Florida, United States
23 Feb 2023
NBC2 News
Event
Hawke’s Bay red sea’s final act was to kill sea creatures
Hawke's Bay, New Zealand
2 Feb 2023
NZ Herald
Event
Saxitoxin detected in regional clam
Savoonga, Alaska, United States
6 Oct 2022
The Nome Nugget
Event
Researchers find even higher algal levels in regional waters
Wales, Alaska, United States
30 Aug 2022
The Nome Nugget
Event
Toxic algae bloom suspected in dog deaths at Cumberland recreation area
Cumberland, Maine, United States
29 Aug 2022
Press Herald
Event
Why ‘tens of thousands’ of fish are dying in the Bay Area
San Francisco, California, United States
29 Aug 2022
SFGATE
Event
Researchers find high concentrations of harmful algae in regional waters
Nome, Alaska, United States
17 Aug 2022
The Nome Nugget
Event
Algae bloom continuing to affect North Pond in Rome, Smithfield
Norridgewock, Maine, United States
5 Aug 2022
Kennebec Journal and Morning Sentinel
Event
Harmful algae colours the Oslo fjord green
Oslofjord, Oslo, Norway
18 Nov 2021
NRK
Event
Phytoplankton blooms hint at changing Arctic waters
3 Aug 2021
Nunatsiaq News
Event
At Least 600 Tons Of Dead Fish Have Washed Up Along Tampa Bay's Shore
Tampa, Florida, United States
13 Jul 2021
NPR.org
Event
Paralytic Shellfish Toxin Advisory
Ketchikan, Alaska, United States
9 Jun 2021
Southeast Tribal Ocean Research
Event
Blue-green Algae Makes an Early Appearance
Blue Lake, California, United States
28 May 2021
North Coast Journal
Event
Red bloom in bay isn’t harmful
Homer, Alaska, United States
26 May 2021
Homer News
Event
Turkey struck by ‘sea snot’ because of global heating
Sea of Marmara
25 May 2021
the Guardian
Event
Brain disease killing bald eagles traced to unknown cyanobacterium
25 Mar 2021
UPI
Event
Red tide linked to royal tern deaths on causeway
Sanibel, Florida, United States
17 Feb 2021
captivasanibel.com/
Event
Goldfish invasion of Hamilton Harbour
Hamilton Harbour, Ontario, Canada
3 Feb 2021
Macleans.ca
Event
Marine species wash up on beaches as red tide hits West Coast
Cape Town, Western Cape, South Africa
18 Jan 2021
African News Agency
Event
Pink water at Sentosa Cove caused by heavy rainfall
Sentosa
17 Jan 2021
The Straits Times
Event
Harmful algal blooms found in Lake Placid and Lake George
Lake George, New York, United States
11 Nov 2020
NCPR
Event
Health advisory issued for CJ Strike Reservoir due to harmful algal bloom
Mountain Home, Idaho, United States
18 Sep 2020
CBS2
Event
Waterfowl Disappearance and Other Lake Ecosystem Changes
Talkeetna, Alaska, United States
30 Aug 2020
LEO Network
Event
Miami-Dade fireboats hit the water to help with major fish kill in South Florida waters
Miami, Florida, United States
15 Aug 2020
WPLG
Event
As red algal blooms surface on Dal Lake, LAWDA to use aerators, motorboats
Srinagar, Kashmir, India
15 Aug 2020
Rising Kashmir
Event
Phytoplankton Surge in Arctic Waters
Barents Sea
26 Jul 2020
NASA Earth Observatory
Event
Seaweed invasion hurting fishermen's livelihoods
Strait of Gibraltar
21 Jun 2020
Al Jazeera
Event
Algae bloom chokes Achencoil river stretch
Pathanāmthitta, Kerala, India
25 Apr 2020
The Hindu
Event
Toxic algal blooms in Rotorua lakes could cause significant health effects, authorities warn
Rotorua, Bay of Plenty Region, New Zealand
25 Apr 2020
Stuff
Event
Toxic algae also threatens Ohio’s inland lakes, waterways
Ohio, United States
12 Apr 2020
cleveland
Event
B.C. First Nations village evacuated after blue-green algae found in water source
Kingcome Village, British Columbia, Canada
19 Feb 2020
CBC
Event
Cyanobacteria in a deep well contaminates community water source
Kingcome Inlet
6 Jan 2020
LEO Network
Event
For the first time, scientists have found a dangerous toxin from algae in the Bering Strait and Chukchi Sea
Cape Lisburne
12 Dec 2019
ArcticToday
Event
Tofino fish farms reporting mass die-offs due to harmful algae
Herbert Inlet, British Columbia, Canada
20 Nov 2019
CTV News
Event
An invasive algae is threatening the Strait of Gibraltar’s fishing grounds
Spanish Mediterranean coast
17 Sep 2019
Event
Blue-green algae advisory in effect for Prior Lake on Vancouver Island
Prior Lake, British Columbia, Canada
29 Aug 2019
CBC
Event
Latest Research From Chukchi Sea Finds More Warm Water, Harmful Algal Blooms
Near Point Hope, Alaska
29 Aug 2019
KNOM Radio Mission
Event
Blue-green algae advisory in effect for Prior Lake on Vancouver Island
Prior Lake, British Columbia, Canada
29 Aug 2019
CBC
Event
Short-tailed Shearwaters (
Ardenna tenuirostris
) Found on Chukchi Sea Beach
Kivalina, Alaska, United States
12 Aug 2019
LEO Network
Event
Algal Bloom, Possibly
Noctiluca
, in Kizhuyak Bay
Chiniak, Alaska, United States
11 Aug 2019
LEO Network
Event
CRD warns visitors, dog owners of toxic algae in Beaver Lake
Elk Lake, British Columbia, Canada
10 Aug 2019
Victoria News
Event
State reopens shellfish harvest
Hampton, New Hampshire, United States
9 Aug 2019
seacoastonline.com
Event
Algae Bloom Fouls N.J.’s Largest Lake, Indicating Broader Crisis
Lake Hopatcong, New Jersey, United States
5 Aug 2019
New York Times
Event
Toxic Algae Advisory for Klamath River
Klamath, California, United States
26 Jul 2019
Yurok Tribe Environmental Department
Event
First 2019 paralytic shellfish poisoning case reported in Alaska
Perryville, Alaska, United States
25 Jul 2019
Anchorage Daily News
Event
Satellite photos show blue-green algae blooming in blistering heat
Turku, Southwest Finland, Finland
24 Jul 2019
Yle Uutiset
Event
Lake Is Full of Algae This Summer
Anchorage, Alaska, United States
20 Jul 2019
LEO Network
Event
Blue-green algae bloom in coastal pond
Cape May Point, New Jersey, United States
18 Jul 2019
LEO Network
Event
Algal Bloom
Haines, Alaska, United States
12 Jul 2019
LEO Network
Event
Sand Lance (
Ammodytes hexapterus
) Die-Off
Kodiak, Alaska, United States
8 Jul 2019
LEO Network
Event
Sargassum Seaweed
(S. fluitans and S. natans)
beaching in Key West
Key West, Florida, United States
29 Jun 2019
LEO Network
Event
Unidentified Algal Bloom in Coastal Water
Juneau, Alaska, United States
28 Jun 2019
LEO Network
Event
13-year-old girl bit by sea lion in ‘very rare’ attack at Pismo Beach
Pismo Beach, California, United States
19 Jun 2019
The San Luis Obispo Tribune
Event
'Potentially lethal' toxins found in Juneau shellfish
Juneau, Alaska, United States
13 Jun 2019
KTOO
Event
Seaweed invading Essequibo, Demerara, Berbice rivers
Parika, Essequibo Islands-West Demerara, Guyana
22 Apr 2019
Stabroek News
Event
1 - 66 of 66
×
Embed Code
Paste this code into a web page to embed these search results on a map.
×
Share Search Results
Enter email addresses separated by a comma
Send
×
Save Search Results
Name Your Search
Receive email notification?
Save
×
Previous
Next
×
Filters
All Topics
Topic
Algal Bloom
66
Ocean / Sea
29
Surface Waters / Wetlands
28
Human Health
20
Safety
15
Death / Die-off / Decline
14
Fish
13
Invertebrates
12
Food Security
11
Microbes
11
Sports / Recreation
11
Pets
9
Cultural Impact
8
Water Security
8
Unusual Size / Abundance
7
Birds
7
Paralytic Shellfish Poisoning
7
Unusual Range / Sighting
6
Economic Impact
5
Extreme Temperature
5
Plants / Kelp
5
Fisheries
4
Land Mammals
4
Aquaculture
3
Extreme Precipitation
3
Groundwater
3
One Health
3
Sanitation
3
Seasonal Timing
3
Weather
3
Deformity / Disease / Injury
2
Displacement
2
Infestation
2
Land
2
Pollution
2
Marine Mammals
2
Air Quality
1
Air
1
Amnesic Shellfish Poisoning
1
Unusual Animal Behavior
1
Buildings
1
Transportation
1
Vibrio parahaemolyticus
1
Pathogen
1
Surface Waters / Wetlands
1
All Countries
Countries
United States
37
Canada
6
New Zealand
3
India
2
Finland
1
Norway
1
Singapore
1
South Africa
1
Spain
1
Turkey
1
Showing top 10
Any Date
Date Range
From
To
-
Season
Summer
38
Spring
10
Winter
10
Fall
6
Year
2024
4
2023
9
2022
6
2021
12
2020
12
2019
23
Month
January
3
February
6
March
2
April
4
May
4
June
11
July
10
August
18
September
3
October
1
November
3
December
1
Apply