{"product_id":"orange-dwarf-mexican-crayfish-cpo","title":"Orange Dwarf Mexican Crayfish – CPO Crayfish","description":"\u003cp\u003eThe Orange Dwarf Mexican Crayfish (Cambarellus patzcuarensis var. Orange), also known as the CPO Crayfish, is a small freshwater crayfish prized for its vivid orange coloration, active behavior, and compact size. Unlike many larger crayfish species, CPO Crayfish stay small and are a popular choice for planted aquariums, nano tanks, and peaceful freshwater setups.\u003c\/p\u003e\n\u003cp\u003eOrange Dwarf Mexican Crayfish are fun to watch as they explore the aquarium, scavenge for food, and interact with their environment. Their bright orange color stands out beautifully against green plants, dark substrate, driftwood, and natural aquarium decor.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBright orange freshwater crayfish\u003c\/li\u003e\n\u003cli\u003eSmall adult size of approximately 1.5–2 inches\u003c\/li\u003e\n\u003cli\u003eActive scavenger with lots of personality\u003c\/li\u003e\n\u003cli\u003eGreat for nano and planted aquariums\u003c\/li\u003e\n\u003cli\u003eLess destructive than many larger crayfish species\u003c\/li\u003e\n\u003cli\u003eCan be kept singly, in pairs, or small groups with enough hiding places\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCare Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e Cambarellus patzcuarensis var. Orange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Names:\u003c\/strong\u003e Orange Dwarf Mexican Crayfish, CPO Crayfish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Easy to moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful to semi-peaceful; active scavenger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e Approximately 1.5–2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e 5–10 gallons or larger recommended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank Level:\u003c\/strong\u003e Bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Temperature:\u003c\/strong\u003e 68–78°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.5–7.8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Orange Dwarf Mexican Crayfish?\u003c\/h3\u003e\n\u003cp\u003eCPO Crayfish are a great choice for aquarists who want a colorful freshwater invertebrate with unique behavior. Their small size makes them much easier to house than standard crayfish, and their bright orange color creates a bold focal point in planted aquariums.\u003c\/p\u003e\n\u003cp\u003eThey are generally considered plant-safe and are less likely to damage aquascapes than larger crayfish. However, they still have claws and may occasionally grab at slow fish, baby shrimp, or food competitors, so tankmate selection is important.\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Setup\u003c\/h3\u003e\n\u003cp\u003eOrange Dwarf Mexican Crayfish do best in a stable, fully cycled aquarium with hiding places, clean water, and plenty of surface area to explore. Caves, driftwood, rocks, leaf litter, moss, and plants help create a secure environment.\u003c\/p\u003e\n\u003cp\u003eBecause crayfish molt as they grow, hiding spaces are especially important. After molting, they are softer and more vulnerable, so caves and cover help reduce stress and protect them from tankmates.\u003c\/p\u003e\n\u003ch3\u003eCompatible Tankmates\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmall peaceful community fish with caution\u003c\/li\u003e\n\u003cli\u003eFast-moving nano fish\u003c\/li\u003e\n\u003cli\u003ePeaceful tetras\u003c\/li\u003e\n\u003cli\u003eRasboras\u003c\/li\u003e\n\u003cli\u003eSnails\u003c\/li\u003e\n\u003cli\u003eAdult shrimp with caution and plenty of cover\u003c\/li\u003e\n\u003cli\u003eOther CPO Crayfish with enough space and hiding places\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTankmates to Avoid\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge aggressive fish\u003c\/li\u003e\n\u003cli\u003ePredatory cichlids\u003c\/li\u003e\n\u003cli\u003eSlow bottom-dwelling fish that may be pinched\u003c\/li\u003e\n\u003cli\u003eLong-finned fish that rest near the bottom\u003c\/li\u003e\n\u003cli\u003eTiny baby shrimp if shrimp breeding is the goal\u003c\/li\u003e\n\u003cli\u003eOther large crayfish species\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiet \u0026amp; Feeding\u003c\/h3\u003e\n\u003cp\u003eOrange Dwarf Mexican Crayfish are omnivores and scavengers. Feed sinking pellets, shrimp pellets, algae wafers, blanched vegetables, frozen bloodworms, brine shrimp, daphnia, and other small meaty or vegetable-based foods.\u003c\/p\u003e\n\u003cp\u003eA varied diet helps support healthy growth, color, and successful molting. Make sure food reaches the bottom so they can eat without needing to compete too heavily with fish.\u003c\/p\u003e\n\u003ch3\u003eCare Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProvide caves, rocks, driftwood, and hiding spaces\u003c\/li\u003e\n\u003cli\u003eKeep water clean and stable\u003c\/li\u003e\n\u003cli\u003eOffer sinking foods and blanched vegetables\u003c\/li\u003e\n\u003cli\u003eAvoid copper-based medications and unsafe invertebrate treatments\u003c\/li\u003e\n\u003cli\u003eUse caution with baby shrimp and slow bottom fish\u003c\/li\u003e\n\u003cli\u003eProvide extra hiding spots when keeping more than one\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan Orange Dwarf Mexican Crayfish live with shrimp?\u003c\/strong\u003e\u003cbr\u003eThey can often live with adult shrimp in planted aquariums with plenty of cover, but they may occasionally catch baby shrimp or very small shrimp.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo Orange Dwarf Mexican Crayfish need a special setup?\u003c\/strong\u003e\u003cbr\u003eThey do best with caves, rocks, driftwood, plants, and hiding places. Hiding spots are especially important during molting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many Orange Dwarf Mexican Crayfish can I keep together?\u003c\/strong\u003e\u003cbr\u003eThey can be kept singly, in pairs, or in small groups if the aquarium has enough space, food, and hiding places to reduce territorial disputes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Orange Dwarf Mexican Crayfish plant-safe?\u003c\/strong\u003e\u003cbr\u003eThey are generally considered plant-safe and are much less destructive than larger crayfish, though they may pick at soft or decaying plant matter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow big do Orange Dwarf Mexican Crayfish get?\u003c\/strong\u003e\u003cbr\u003eThey typically reach approximately 1.5–2 inches as adults.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do Orange Dwarf Mexican Crayfish eat?\u003c\/strong\u003e\u003cbr\u003eThey eat sinking pellets, shrimp pellets, algae wafers, blanched vegetables, frozen foods, and leftover foods they find while scavenging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Orange Dwarf Mexican Crayfish good for beginners?\u003c\/strong\u003e\u003cbr\u003eYes, they can be beginner-friendly in a stable, fully cycled aquarium with clean water, hiding spaces, and safe tankmates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these available for shipping?\u003c\/strong\u003e\u003cbr\u003eNo. Live invertebrates are available for in-store purchase or local pickup only at Tropical Treasures Wyo in Cheyenne, Wyoming.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eOrange Dwarf Mexican Crayfish are colorful freshwater invertebrates for planted aquariums, nano tanks, and peaceful freshwater setups with suitable tankmates. Visit Tropical Treasures Wyo in Cheyenne, Wyoming, to shop crayfish, shrimp, snails, freshwater fish, live aquarium plants, fish food, filtration supplies, and aquarium care products. Live livestock is available for in-store purchase or local pickup only.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":51820297519317,"sku":null,"price":15.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/rn-image_picker_lib_temp_d742400e-3782-41c0-a241-da8d44064fe7.jpg?v=1756075147","url":"https:\/\/tropicaltreasureswyo.com\/products\/orange-dwarf-mexican-crayfish-cpo","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}