Post from Brian Davies from down under
20 m beacon
Last year I learned about the humpback whale foundation called Juniper Foundation in Hawaii. They have deployed hydrophones on “wave gliders” see link http://www.jupiterfoundation.org/projects.shtml
One of these is a beacon at 14.070
Happy New Year
Brian
 
Thanks
73 to all….+31 on xmas day we swam in the ocean morning and afternoon.