photo credit: Fred (Wikimedia Commons)

Fishermen in Germany are blaming swimmers for peeing in a lake near Hamburg, resulting in the deaths of some 500 fish.

The fishermen contend that the large amount of phosphates contained in urine have caused large amounts of algae to grow, suffocating many fish.

Though there may be a scientific basis to the fishermen’s anti-bathers claims, Hamburg’s Urban Development and Environment Authority (BSU) contends that it’s ice skaters who are at fault.

From The Local:

The ice-skaters make a noise that wakes the fish out of hibernation. Then they can’t breathe and freeze. That’s a very common phenomenon.

–BSU spokeswoman Kerstin Graupner

Read more on the ins and outs of Hamburg’s ‘pee gate’ on msnbc.