The most common cause of a goiter is lack of iodine, ...Even with the right amount of iodine, the thyroid gland can swell, creating a goiter. This can occur in any type of thyroid disease, including hyperthyroidism, hypothyroidism, thyroiditis, and thyroid cancer.
Shock treatment powder bags. Skim off whatever algae you can from the pool using a pool skimmer. Scrub the inside edges and walls of the pool with an algae brush to dislodge stuck algae. Purchase sufficient amounts of algaecide, as noted in the instructions on the bag, that match the total gallons of water in the pool.
exists and is an alternate of . Algae in Birdbath Rinse it every other day or put in a circulating pump. The pump will only reduce, not rid, the bath of algae. 1  I rinse my bird bath at least four times a week.  Scrub the bird bath with a stiff bristle brush, change the water, and repeat as necessary.