close up shot of Dusky Moorhen, Gallinula tenebrosa finding and feeding food on grass near lake

bird swimming green tide green water water hen species algal bloom bird feeding green tide tidegreen green tide australia water bird dusky moorhen dark grey black water bird australia lake bird green lake water pollution gallinula tenebrosa birds on green tide algal birds eat water plants australia bird dusky moorhen feeding australia pond water contamination australia wildlife new guinea bird australia black bird wetland bird bird feeding green plants australia lake bright red beak australia park indonesia bird canary yellow tip finding food black bird galinula tenebrosa feeding red facial bird australia river swamps tide plant material lawns park reddish orange mj videography