Grey teal dabbling duck swimming and paddling on the high salinity pink waterway in the mangrove wetlands with blue-green algae bloom, foraging for invertebrates during dry season

grey teal anas gracilis dabbling duck wetland pink lake swamp algae mangrove bloom australia boondall swim nature natural brisbane queensland reaction algal salt water environment temperature change saline brackish microorganism ecosystem bluegreen bacteria cyanobacteria river microbial salinity colour carotenoid organic saltmarsh wildlife animal environmental halobacterium salinarum forage forest plant new zealand dry season paddle