depends of how many you want ....... the green implosions i have maybe 200 polyps and the bown with green mouths maybe 150 polyps and also paly grandi's about 10 polyps...i have all kinks of cheap paly's and zoa's,hammers ,frog spawn,mushrooms,buttons....... i have one rock about a 10lber that is covered with the green and brown implosions..... i just need to have someone to come over and look and say what they want