Hi how are you what time will you work to today? I went to New Plymouth that's about 4 hrs from my place for a meeting and I stopped on the way back and got that photo for you, it a river meeting the sea and yes you can swim in it you can swim in any river here they are all clean water you can drink the water in the rivers to, I will send another photo that was looking the other way out to the sea, hope your not to tired :-)