You've heard of Open Street Map, the crowd-sourced world map, with great street detail.


Now there's Open Sea Map

http://map.openseamap.org/<https://nam02.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmap.openseamap.org%2F&data=04%7C01%7Cacope%40uwm.edu%7C4aceff9902b3455e373508d8965511d1%7C0bca7ac3fcb64efd89eb6de97603cf21%7C0%7C1%7C637424639412863971%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=MpglQc1eTohJiI4zeeUsPTLFCcfYHRU3GojtdfoSxxo%3D&reserved=0>

The free nautical chart, colour, topographic base (OSM) or satellite image, selectable layers: weather (wave height, temperature, wind, precipitation, NOAA data), sea marks, ports, sport, coordinate grid, elevation profile, sea floor profile, marine traffic, compass, water depth, bathymetric lines, links, planning option, marine traffic turned on shows you the names and real-time position and movement of ships worldwide, cc-by-sa


click the 'view' button at the top left to choose layers.

The marine traffic layer is particularly interesting.




Brendan

forwarded by Angie


Angie Cope
AGS Library, UW Milwaukee Libraries
2311 E. Hartford Avenue
Milwaukee, Wisconsin 53211

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