Close up shot of a grey teal duck swimming in the mangrove wetlands and foraging for invertebrates along high salinity milky pink waterway during dry season with blue-green algae bloom

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 pigment microbial salinity colour carotenoid organic saltmarsh wildlife animal environmental halobacterium salinarum forage forest plant new zealand dry season