High salinity pink waterway in the mangrove wetlands with blue-green algae blooming during dry season, a dabbling duck, grey teal swimming across the scene, foraging for invertebrates

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