What’s killing the fish on Germany’s border with Poland? | Focus on Europe

Countless dead fish have been found in canals connected to the Oder in Poland. Are we witnessing a repeat of the catastrophic fish die-off of last summer? The culprit back then was golden algae, which is toxic for freshwater fish. Subscribe: For more news go to: Follow DW on social media: ►Facebook: ►Twitter: ►Instagram: ►Twitch: Für Videos in deutscher Sprache besuchen Sie: #Germany #Poland #OderRiver