I think your sizing concerns are correct. 5ft is quite long and would fit in the back of a car. Earlier I posted a link to a craft that is used...
The boat that I gave a link to doesn't look self-righting but I think with some changes it could be. Locating a person underwater is a big...
Thanks for all the comments and suggestions. I think this (SL20 | OceanAlpha USV https://www.oceanalpha.com/product-item/sl20/) is something like...
This is a possibility and something that exists but it definitely isn't as cool. (Orca Openwater Safety Buoy at SwimOutlet.com...
Hello, I am an open water swimmer and RC airplane/drone enthusiast. I spend a lot of time during the summer swimming a lake near where I live...