LOL, those fake looking logs of wood are cholla wood. Its what all the cool shrimp keepers use Ha ha. It grows bio film and other micro organisms that the shrimp will graze on.
“We didn’t underestimate them. They were just a lot better than we thought.” -Bobby Robson
“Football is a simple game; 22 men chase a ball for 90 minutes and at the end, the Germans win.” -Gary Linekar
"Some people are on the pitch! They think it's all over! It is now, it's four!" -Kenneth Wolstenholme