Do Plecos float when they die?

They are dead. If you touch them and they doesn’t move, they are dead. If you change water and it still doesn’t move, they are dead. Some fish like pleco types will remain on you aquarium floor when they dead.Click to see full answer. Also to know is, why is my pleco floating?maybe your pleco is like that because of low oxygen levels in the water or because of bad water condition and by putting him in that litter container full of veg and cloudy water will make his condition worse. how do you help a dying fish? Part 2 Reviving Your Goldfish Identify symptoms of a dying goldfish. Look for symptoms in other fish. Remove the filter and treat the water. Treat the water with a heat and salt method. Feed your fish veggies and low protein foods. Excise parasites with tweezers. Use a commercial fish medication. Keeping this in view, what would cause a pleco to die? If your tank doesn’t have plants and special lights there is not enough algae to eat for pleco. If your saw betta consuming pleco’s algae wafers, pleco was probably starving (curved in stomach is a sign). Plecos are mainly nocturnal, this means they are active at night. Drop the algae wafer when the lights are off.Are Plecos dirty fish?In fact, very few plecos will eat algae off your glass once they start to grow, although some species (like bristlenose plecos) will graze on it more than others. Plecos are messy fish which produce a lot of waste (and no, they don’t eat poop). They requre heavy filtration and lots of water changes.