Austin Watershed Protection and EutroPHIX treat algae in Lady Bird Lake Austin Watershed Protection sprays lanthanum-modified clay to Lady Bird Lake to limit harmful algae on June 5, 2023. Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews June 5, 2023 by Pumilo Bird News 0