Why is my Molly sitting at the bottom of the tank?
Then, why is my molly fish laying at the bottom of the tank?
Oxygen Content. You may notice fish lying on the bottom of the tank more if the water is not aerated. This is likely to be a problem if the water is too warm or too cool. While cool water cannot absorb much oxygen, and water that is too warm will release more into the atmosphere.
Likewise, how do you know when a Molly is about to give birth? The Eyes of the Fry and Signs of Impending Birth A few days before delivery, she develops a bulge below the gills, her outline becoming fairly square in this region, while the gravid spot has enlarged its area.
In this manner, do Mollies sleep on the bottom?
It will come up for food and swim around sometimes but mostly stays on the bottom of the tank. It looks fine except it keeps its dorsal fin down.
Are Mollies bottom feeders?
3 Best Bottom Feeders Mates: They are known by algae eaters and also eat the food leftover in the tanks. But mollies can eat young shrimps if they have enough space to hide.