In this case, they were inland without bird action. Key is clearish, salty water and tidal movement. With salty, I mean able to taste it. I think Nacl concentration needs to be around 2-3 ppt, to taste the salt. You can buy a cheap, put it in your shirt pocket salt water meter tester, for around $30.00 on da net.
Last edited by Jrchip1; 04-04-2017 at 11:24 AM.
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