Only seen that one other time recently, just checked it was in Lancashire. They had over a foot deep of foam. Apparently it's just algae mixed with sea water churned up. I always thought there was fine sand in it as well.
Only seen that one other time recently, just checked it was in Lancashire. They had over a foot deep of foam. Apparently it's just algae mixed with sea water churned up. I always thought there was fine sand in it as well.