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

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