>>(there are some people who catch them with their hands, which I think is pretty sporting)
>
>I knew guy who was diving deep down river banks and catching big fish with his bare hands. No mask, no oxigen bottles
>and in murky water. Go figure ...

Begej, Tisa, Tamiš or Dunav? All of them have clay banks... sand only in the lower Danube, I think. Murky indeed.