Just one well-analyzed illustration of fishery collapse could be the Pacific sardine Sadinops sagax caerulues fishery off the California Coastline. In order to hold a Discus at home, you need some experience and also to learn a detail or two regarding their diet program and also the proposed water parameters. https://exotic-fishonline.blogspot.com/2022/09/how-to-set-up-aquarium.html