Sure, you can start them off in a 55 gallon tank, but sooner or later, they MUST BE moved to one a lot bigger. You should be able to house 2 or 3 in a 55 gallon without too much drama, (MAYBE 4 if you have good filtration). But if you insist I will. 150 gallon tank stocked with bluegill, crappie, bass, crayfish? Tank will appear almost barren for a month or so but thet changes fast. It originally held 150 1-3" CNBG, 200 2-3" Blue Tilapia, and 100 4-6" Channel Cats. Captive spawned bluegill fry no longer require protection from the male and the aquarist should remove adult bluegills from the breeding aquarium after the eggs are fertilized. Aqueon Aquarium Starter Kit with LED Lighting 20 High. 20 gallon long would be pushing it but you are welcome to try it. 80. Reply to this topic; 13 replies to this topic ... drain 20 gallons or so from your tank into a new, clean container (I have used 35 gallon plastic trash cans for this in the past, but an alternate aquarium would also obviously work). 4.5 out of 5 stars 909. Larger filters offer better turn-over on the tank and will be easier to clean. (from the family cambaridae, if that helps). REPTI ZOO 20 Gallon Reptile Glass Terrarium Easy Clean Tank 30" x 12" x 12" Dual Top Sliding Top Cover for Reptile Snake Hamster Hedgehog Small Animals (Knock-Down) 2.0 out of 5 stars 1 $189.99 $ 189 . Started by Guest_CaptDave_* , Dec 12 2010 11:29 PM. The largest tank you can get is also easier to care for than a small tank. I currently have 9 Coppernose Bluegill in a Tall 150 gallon tank. 99 55 gallon bluegill tank? Inch per gallon only (and barely then) applies to small fish that will only grow to an inch or 2 and even then it really depends on the fish. A Bluegill cichlid scientific name ( Lepomis Macrochirus ) although they grow slow they can range from 6 inches to 12 inches. I recommend 6-10 very small bluegill. Only 19 left in stock (more on the way). Tetra Aquarium 20 Gallon Fish Tank Kit, Includes LED Lighting and Decor. FREE Shipping by Amazon. Amazon's Choice for 20 Gallon Fish Tank. Newly hatched bluegill fry feed on zooplankton. $127.80 $ 127. A bluegill on the other hand isn't like caring for an oscar or some other large-sized cichlid. Filtration was extreme and when the Tilapia had grown to 3+" in about 2 weeks, they got a new home. Bump up that filtration also as much as possible. Get it as soon as Fri, Feb 26. ... Google says that the type of fish he is (a Green Sunfish as was pointed out NOT a bluegill) lives for a decade plus, so at that point I guess I'd consider him family and be to distraught to cook him up. A 29-gallon aquarium is not large enough, you need at least a 55-gallon aquarium at the bare minimum. Aquarists can propagate infusoria, or microscopic aquatic organisms, by collecting pond water in a 10-gallon plastic bucket. - posted in Sunfishes and Basses: Is it realistic to plan to stock a 150 gallon aquarium with bluegill, black crappie, smallmouth bass, and crayfish? Someone is asking my opinion about whether or not that's a good idea and I don't have any experience … I would, but he's in like a 20 gallon tank while I set up a 150. I would get a larger aquarium and convert the 29-gallon aquarium into a tropical fish tank. They will adapt rapidly and will require minimal culling as they grow so as to keep biomass (total weight) of bluegill within the tanks carrying capacity.