Search results for: What is AIS

Self Reported Info

Overview Automatic identification system (AIS) devices are a type of GPS tracking device that vessels use while at sea. AIS messages contain two types of information: positional messages which contain the vessel’s GPS location, course, heading and speed; and static messages which contain the vessel’s identity information including vessel name, IRCS, IMO, shiptype, dimensions and […]

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Making the Cut–Creating Our List of Fishing Vessels

This post has been adapted from “Updated Vessel Lists 0.2”  which appeared on our Data Blog for researchers and software engineers by David Kroodsma. Automating the process of identifying all industrial-scale fishing activity in near-real time on a global scale through AIS data is something that’s never been done. Inventing something new often means first […]

Beta Release 2.0: Nearly Doubling our Database of Commercial Fishing Vessels

Since our launch in September, we have added 25,000 more fishing vessels to our database. Our new Beta release 2.0 now includes 60,000 fishing vessels. Although the number of fishing boats using AIS and the number of satellites receiving their signals have been steadily rising around the world, the vast majority of our gains have […]

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Teaching Machines to Tell Us About Fishing

None of what we’re doing at Global Fishing Watch would be possible without the advancements in computing power that have occurred in recent years. The volume of data we work with would have been overwhelming in the past. In one random sample, we observed more than 127,000 vessels over a 24-hour period broadcasting the Automatic […]

The Global Fishing Watch logo and text appear on a digital, blue, wave-like background with glowing dots, evoking the look of a data visualization of the ocean.

Global Fishing Watch Data Availability

Tool Comparison Table Map APIs R Package Python Package Data Download Visualization capabilities and collaborative workspaces Enables search by area or vessel Allows downloading filtered AIS data in various formats, including GeoTIFF, CSV, and JSON. Centralized API access for developers and technical users (same APIs used by the Map). Supports programmatic access via REST API […]

Ending hide and seek at sea

Ending Hide & Seek at Sea: Global Fishing Watch in Science

The Phoenix Islands Protected Area (PIPA), located in the central Pacific between Hawaii and Australia, is the world’s largest UNESCO World Heritage Site. Spanning a swath of ocean roughly the size of California, its hosts a series of isolated seamounts and almost entirely uninhabited islands, all supporting rich, largely unspoiled ecosystems.

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