A lot of ambiguous, anonymous, untraceable phone calls since the crack of dawn
"I can ascertain that you are male or female"
No other sound conveys any information at all, as you guurgle...
I'd love to use marine radio for this, as we'd be on the same channel. If you quote your boat code or name, I might be able to see you on the horizon, or if I could see a blip on the radar, I'd make the effort to navigate toward you