Seal Repellent.

[Fiskadoro]

Originally Posted by TJones

.....all kidding aside , i really am not fond of the slingshot technique . a b.b. is not gonna hurt him on the hide , but if hit in the face , or in eye , or mouth could produce a different result. now you have an injured animal or mammal , who might have trouble fending for self .

Chances your not going to hit them anyway, we're talking about a moving target in the dark, but if your worried use rubber balls.

http://www.ebay.com/itm/140915964068?www.ebay.com/itm/140915964068?

It's not about hitting them it's about hitting the water near them and scaring them away.