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Data

Find data for your decision. Connect your device or data stream to the observing network.

We support real-time, historical, and predictive observing data from the five Great Lakes and into the watershed.

GLOS supports:

🌊 Physical data about the wind, waves, underwater environment, and more

🧪 Biogeochemical data like chlorophyll, oxygen, and toxins

🐟 Biological and ecosystem data about fish, algae, and more

Data sources include:

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Buoys and
Moorings

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Shore-based
Systems

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Uncrewed
Systems

Vessels of Opportunity

Vessels of
Opportunity

High Frequency radar icon

High-Frequency
Radar

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Satellites

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Scientific
Models

Data sources include:

GLOS partners with dozens of organizations to maintain the observing network, share data, advance technology, and more.

GLOS partners with dozens of organizations to maintain the observing network, share data, advance technology, and more.

Mockup of Great Lakes and Buoy data on a computer and phone

Seagull

GLOS built Seagull to help connect people to the water like never before. A powerful, cloud-based platform, Seagull re-imagines how connected data becomes information and insights in peoples’ hands.

Seagull Data screenshot of water temperature in Lake Erie

Check Lake Temperature

Seagull data screenshot of a platform icon and its data points

See Live Waves and Currents

Screenshot of Seagull graph depicting blue green algae levels

Track Water Quality

GLOS partners with dozens of organizations throughout the region to maintain the observing network, serve data, advance technology, and more.

U.S. Integrated Ocean Observing System Certified Regional Association

GLOS offers an IOOS certified access point for real-time observing data. This standardized formatting and quality control system shows others that your data is up to federal standards.

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Hundreds of Thousands of Observers

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Over 100 Real-time Stations

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Dozens of Partner Organizations

GLOS