https://www.plastic-netting.org/plastic-mesh/plastic-shade-netting.html
They sell a black (sometimes green) woven plastic garden tarp product that they call "Saran" by the foot or roll here in Panama. After doing a google search, I found that they call it "privacy mesh" or "wind screen" in...
Another inexpensive option is to put saran over the top, it's a woven plastic mesh that will allow light and rain to come in and is often sold as "privacy fence screen". It provides overhead protection from aerial predators, exceptionally light weight and with some zip ties and a couple of much...