And this mimicry helps them with predators while they are in their natural habitat since it can trick them into thinking that it is an eye and will be scared away from attacking. Like Corys, theyre peaceful and sociable fish that do well in groups. They are not aggressive, but its essential to keep them safe by putting plants or rocks between the tank and their food source not to become someone elses lunch (or dinner). The consent submitted will only be used for data processing originating from this website. The emerald dwarf rasbora (Microrasbora erythromicron) is a diminutive, brightly colored freshwater fish that hails from a mountain lake in Myanmar. Estimated Size at Shipping: 0.5-0.75" give or take a bit. Manage Settings Understand and follow the essential care guidelines mentioned below to keep Emerald Dwarf Rasbora in great shape! By the time youre done reading it, youll be prepared to own some yourself. I was at my LFS a few days ago when a tank with very large CPDs. Their looks vary greatly, so a big group of these would give you some that look mostly like CPDs to mostly Emerald Rasboras and everything in between. If you are looking for a peaceful fish for a single species or a community tank, the emerald dwarf rasbora will not disappoint. Celestial Pearl Danio - CPD . This clear and shallow lake is rapidly changing, putting wild populations at risk. These fish have a big dot on both sides of the body. The long answer is a bit more complicated though, as there are several factors to consider when stocking any fish tank.The first thing to think about is water quality.These little fish are very sensitive to poor water conditions and will not do well in an aquarium that is not properly maintained. The Emerald Dwarf Danio, commonly still referred to as a Rasbora in the aquarium trade, is native to an isolated mountain lake and surrounding watershed in Myanmar. Emerald Dwarf Rasboras and Celestial Pearl Danios, Emerald Dwarf Rasboras vs. Celestial Pearl Danios, Neon Green Rasbora (Microdevario kubotai): Care & Lifespan, Brilliant Rasbora (Rasbora Einthovenii): Ultimate Care Guide, Harlequin Rasbora (Trigonostigma Heteromorpha): Ultimate Care Guide. At the aquarium floor, use a dark-colored substrate to bring out their color and mimic the loam substrate. To ensure the success of your community tank, you should provide plenty of hiding places for the shrimp, such as plants, rocks, or driftwood. Assuming you are talking about the Dwarf Rasbora (Boraras brigittae), also known as the Redfin or Nano Rasbora, the short answer is that you can keep 8-10 in a 10 gallon tank.