Most of the time, the reason why breeders fail is because most of the identified fish is hand-picked and then selected to be added together usually after their sexual maturity age. These brutes pack a powerful combination of attitude and stunning colors. Remember their wild cousins live in slow-moving, tropical waters, such as canals, lakes, murky rivers and swamps. How big do Jack Dempsey fish get? Originally, Jack Dempsey fish inhabited shallow, slow-moving waters in Belize, Guatemala, Honduras, and Mexico. Jack Dempsey fish are sexually dimorphic, with males growing larger than females. If you’re contemplating adding Jack Dempsey fish to your community tank (or setting up a tank of strictly Jack Dempseys), make sure you’re ready for the commitment. Max a captive male can get is about 12 inches females are about max a captive females is 10 a wild for both genders is about 2 more inches. JDs need a bare minimum of 100 gallons. In the wild, Jack Dempseys stick to slow-moving streams and rivers. If the ammonia or nitrate goes above 0 ppm, it’ll start to impact the immune system of your Jack Dempseys. The dorsal and anal fins are longer in size and come to sharper points. Jack Dempseys will pursue and kill other fish once they’ve paired off and settled down to mate. The species has got Rocio name by the name of its describer’s wife; in Spanish “rocio” means “dew” and indicates the presence of sparklet-spots in the fish coloring.Specific name of the fish “octofasciata” comes from Latin words “octo” (eight) and “fascia” (a belt or a stripe) and it is translated as “eight-striped”.In fact the fish has definitely more than eight stripes on its body. (Females have fewer spots across their bodies than males). They can get up 15 inches. Do you have Jack Dempseys? The Jack Dempsey is a popular freshwater fish that originates in the murky warm waters of Central America. Minimum Tank Size 55 gallons Compatibility View Chart. And if you don’t have experience with territorial fish, you should skip this cichlid. A good rule of thumb when determining an appropriate size tank for larger cichlids is 1.5x the fish's length for the width of the tank and 4x the fish for the length of the tank. Fishtankadvisor.com does not intend to provide any kind of veterinary suggestion. Species: R. octofasciata This is dangerous, and repeated attacks may kill her. Order: Perciformes 5. As the Jack Dempsey originally come from Central America, the water should be alkaline and little bit harder (dGH 1… Settling into the tropical waters, the Jack Dempseys are now invasive species in those regions. As adults, Jack Dempsey cichlids will be between 8 and 12 inches long. As such, consider using sand or fine gravel on your tank bottom. Your Jack Dempseys won’t bully anyone if they aren’t the biggest fish in the pond (so to speak). I've always liked those. You shouldn’t expect to see that in your tank, though. Jack Dempsey fish have a sturdy reputation. A good rule of thumb when determining an appropriate size tank for larger cichlids is 1.5x the fish's length for the width of the tank and 4x the fish for the length of the tank. 10 years ago. If you will be keeping a pair of this species, a 100-gallon tank will give them enough room with plenty of spaces to hide and swim. The pair catch the fry and usher them to the sandpits. You’ll know the time’s right when your fish darken in color. I prefer a nice red mix with a blue. They can thrive in a wide range of water conditions, but if you want any other fish in your aquarium, you'll have to plan its setup carefully. NO other fish can go in the breeding tank! These sassy cichlids have a lifespan between 8-15 years. Get a Big Tank. Both parents guard the young over the next ten days. (But don’t overcrowd the tank!). Separate your smaller fish from your Jack. Since you already have the tank it might be worth considering other slightly smaller. when do they become sexually mature? You want to keep that water temperature around 74-85°F (23-29°C). With such a variety of colors to choose from, even a little mean streak seems worth it. As soon as you want to keep a pair (or more), though, you need to up your game. Whether invading Australia and Thailand or haunting cenotes in South America, Jack Dempseys prefer tropical climes. So while that hefty tank needs a matching filter, you don’t want to overdo the outflow. Jacks can also attack each other. A Silent & Reliable Canister Filter: Which Brand to Trust? Genus: Rocio 8. This gives them somewhere to hide, with a territory to defend. I have a male and female jack dempseys. Tank Mates : Try to keep them with fish of similar temperament (other Central American Cichlids). Still would be like putting a 20 ft shark in a 30 ft tank. You also need to keep an eye out for two skin flukes: The flukes use an adapted mouth part to attach to the skin and gill cover of your Jack Dempsey. Size: Grows to 12" How many to buy: Juveniles can be purchased in groups of similar sized dempseys. Jack Dempsey fish are sexually dimorphic, with males growing larger than females. Omega One Cichlid Pellets and Fluval Bug Bites Cichlid Formula cater to a high-protein diet, and Jack Dempseys don’t mind chowing down on these large chunks. While Jack Dempsey fish reach impressive sizes and look stunning in a tropical aquarium, they aren’t out of reach – even for aquarists of modest means. There's plenty of other Central & South American Cichlids to choose from. regular water changes usually is enough to control this. So when you upgrade that tank, the JD can have the 55 to himself and grow to full size. Just choose one that only grows to 6 or 7 inches max. Decorating cichlid aquariums always presents a challenge. These non-American populations arose from escapees (intentional or otherwise). Tank measurements. You can find processed fish foods designed with carnivores in mind. Tank Size. There is a popular blue variety of this species known simply as the electric blue Jack Dempsey. 2 0. ... Overview. Fans of South American cichlids know and love Jack Dempsey fish (Rocio octofasciata). There pretty fish it's just I dont like the electric blues. Ensure that their water moves decently, but not too rapidly. They crush and release food to feed the tiny fry until they’re large enough to swim independently. However, getting to see two fish working together to raise their fry is a unique experience. Phylum: Chordata 3. If you are planning to have 4-6 fish, do not forget to get a tank that can hold 100-120 gallons of water. They get BIG. A 50 gallon would still be too small. Therefore a standard 50G tank(36x18) can house up to a 9" fish alone or with a few tank mates that will not get in its way. Like any other cichlid, Jack Dempseys enjoy digging in the substrate and rearranging all of your hard work. However, they’re hardy in nature and relatively easy to care for – beyond that mean streak. Jack dempsey Fish Tank Size. Only house your Jack Dempsey with fish that are similar in size and aggression. Fish run around $5 – $10, on average. TBEAR. How about a threadfin acara? can my jack dempsey cichlid survive in a 20 gallon tall tank? These carnivores can’t resist an easy-to-catch snack. Learning about Jack Dempsey Fish Care can help your fish. Class: Actinopterygii 4. They max out at 7-8 inches. Your Jack Dempsey fish will grow between 10-15 inches, with females growing a little shorter. It’s better to … The male grows larger as compared to females. Family: Cichlidae 6. how can i trigger spawning? When first added to a new tank, Jack Dempseys often scatter to caves and into plants – even if you bring home a group. To provide your Jack Demp… As soon as a male sees a female fish, he’ll start antagonizing her – whether or not she’s ready to lay eggs. But they aren’t as familiar with the shy side of this colorful fish. Fishtankadvisor.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. They will attack and harass tank mates that are smaller or try to eat them. A tank with the size of 180 x 60 x 60 cm cannot be said to be a minimum though as the tank with this size is actually better for Midas cichlid. Jack Dempsey Habitat and Tank Conditions My Jack Dempsey Fish Is Attacking Its Tank Mates. They are smaller in the wild than they are in the home aquarium They have a lifespan of 10-15 years. 1. If the tank is very large (100 or more) you can keep a couple of adults. The female then lays up to 500 eggs on the surface. Fun fact: Jack Dempseys change color throughout their lives. Two means increasing to a 100-gallon (400 l) tank. what my question is how do i breed them? Head and Lateral Line Erosion (HLLE) crops up whenever poor nutrition happens. No one’s quite sure whether they’re a variant of a wild type or engineered from selective breeding. Jack Dempsey fish stick to the carnivore side of the menu, so they won’t eat the plants in the tank, but their digging can uproot anything you try to use. Water temperatures as high as 86°F (30°C) don’t phase them, and they prefer lower light levels. If breeding is your goal, you’ll want to set everyone up in the same tank from the beginning. For more information, please check our, How to Properly Care for Rosy Red Minnows, Pregnant Ghost Shrimp – What to Look for, What to Do. Usually, The Jack Dempsey fish can reach a length of up to 10-15 inches. Youd be hard pressed to find a male dempsey in the hobby over 10" or a female beyond 8" to be honest. If you’re a fan of Jack Dempseys but leery of that aggressive streak – and you have money saved up – the electric blue variety may be up your aisle. Watch for aggressiveness and remove or use an aquarium divider if necessary. Fish Lore's aquarium forum - aquarium hobbyists helping hobbyists since 2005! Remember to always ask a veterinarian for help regarding all of your pets. Your Jack Dempseys will end up with TOO MANY options to pick a fight. A lone Jack Dempsey can be kept in a 30-… Closest I can think to the colouring of the JD might be the normal coloured Blue Acara. Male Jack Dempseys have the highest aggression levels. Share your stories and questions with us here! First off, this very fish species should be housed in a tank with a minimum carrying capacity of about 190 liters – and maybe a bigger tank depending on the number of fish you are attempting to keep therein.The tank should have a dark sandy substrate – finely grained sand should be utilized. 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