This is a video of my leopoldi, pearl and black diamond stingray outdoor pond. 23 stingrays in a fgt of 4 x 2 meter fiberglass tank.
[video=youtube;cJislMYZAQ4]https://www.youtube.com/watch?v=cJislMYZAQ4[/video]
[video=youtube;cJislMYZAQ4]https://www.youtube.com/watch?v=cJislMYZAQ4[/video]