Ah, thank you the information Jens. rgds Andi
Why not red?? ;-)

Hello Andi, according to Binnenschifferforum it's the new fire fighting vessel (FLB - Feuerlöschboot) of Hamburg Port Authority. Hull built by Damen Shipyards Kozle, Poland and outfitting by Damen Shipyards Gorinchem, Netherlands in 2021 (Hull no. 571805-2021). L/B/D as can be seen in the photo, speed 12 knots.

Cheers,
Jens