Prior to now, the Adriatic Sturgeon was much more common and considerable during the Adriatic Sea. Even so, overfishing over the past several decades has decimated the wild population of Adriatic Sturgeon and there may be less than 250 wild fish left. They can be found at Snowcap Cave, additionally https://www.slideshare.net/slideshow/4-facts-about-maintaining-your-aquarium-by-a-fish-tank-cleaner/275182206