{"product_id":"black-double-yellow-swordtail-guppy","title":"Black Double Yellow Swordtail Guppy (Poecilia reticulata)","description":"\u003cp\u003eThe \u003cstrong\u003eBlack Double Yellow Swordtail Guppy (Poecilia reticulata)\u003c\/strong\u003e is a stunning designer guppy variety prized for its dramatic contrast and elegant finnage. Featuring a deep black body paired with vibrant yellow double swordtail extensions, this eye-catching livebearer is a standout addition to planted aquariums, nano tanks, and peaceful community setups.\u003c\/p\u003e\n\u003cp\u003eIts striking coloration pops against lush green plants and dark substrates, making it a favorite among guppy enthusiasts and aquascapers. Hardy, active, and easy to care for, the Black Double Yellow Swordtail Guppy is an excellent choice for both beginner and experienced aquarists.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDeep black body with brilliant yellow tail coloration\u003c\/li\u003e\n\u003cli\u003eDistinctive double swordtail fin extensions\u003c\/li\u003e\n\u003cli\u003ePeaceful and community-friendly temperament\u003c\/li\u003e\n\u003cli\u003eHardy and beginner-friendly livebearer\u003c\/li\u003e\n\u003cli\u003eExcellent for planted aquariums and nano tanks\u003c\/li\u003e\n\u003cli\u003eActive swimmer with vibrant coloration\u003c\/li\u003e\n\u003cli\u003eBreeds readily in freshwater aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCare Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eScientific Name:\u003c\/strong\u003e Poecilia reticulata\u003cbr\u003e\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Black Double Yellow Swordtail Guppy\u003cbr\u003e\u003cstrong\u003eAdult Size:\u003c\/strong\u003e 1.5–2 inches\u003cbr\u003e\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003cbr\u003e\u003cstrong\u003eCare Level:\u003c\/strong\u003e Easy\u003cbr\u003e\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003cbr\u003e\u003cstrong\u003eTank Size:\u003c\/strong\u003e 10 gallons minimum\u003cbr\u003e\u003cstrong\u003eWater Temperature:\u003c\/strong\u003e 72–82°F\u003cbr\u003e\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.8–7.8\u003cbr\u003e\u003cstrong\u003eLifespan:\u003c\/strong\u003e 1–3 years\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Setup\u003c\/h3\u003e\n\u003cp\u003eBlack Double Yellow Swordtail Guppies thrive in well-maintained aquariums with stable water conditions and plenty of plant cover. Live plants help enhance coloration while providing security and natural grazing surfaces.\u003c\/p\u003e\n\u003cp\u003eRecommended setup:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlanted aquarium\u003c\/li\u003e\n\u003cli\u003eModerate filtration\u003c\/li\u003e\n\u003cli\u003eStable water parameters\u003c\/li\u003e\n\u003cli\u003eOpen swimming areas\u003c\/li\u003e\n\u003cli\u003eDark substrate for enhanced coloration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiet \u0026amp; Feeding\u003c\/h3\u003e\n\u003cp\u003eFeed a varied diet consisting of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-quality guppy flakes\u003c\/li\u003e\n\u003cli\u003eMicro pellets\u003c\/li\u003e\n\u003cli\u003eFrozen brine shrimp\u003c\/li\u003e\n\u003cli\u003eDaphnia\u003c\/li\u003e\n\u003cli\u003eBloodworms\u003c\/li\u003e\n\u003cli\u003eLive foods when available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA varied diet helps maintain vibrant coloration and healthy fin development.\u003c\/p\u003e\n\u003ch3\u003eCompatible Tank Mates\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNeon Tetras\u003c\/li\u003e\n\u003cli\u003eCardinal Tetras\u003c\/li\u003e\n\u003cli\u003eEmber Tetras\u003c\/li\u003e\n\u003cli\u003eCorydoras Catfish\u003c\/li\u003e\n\u003cli\u003eRasboras\u003c\/li\u003e\n\u003cli\u003eMollies\u003c\/li\u003e\n\u003cli\u003ePlaties\u003c\/li\u003e\n\u003cli\u003eEndlers\u003c\/li\u003e\n\u003cli\u003eShrimp\u003c\/li\u003e\n\u003cli\u003eSnails\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAvoid aggressive or fin-nipping species.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are Black Double Yellow Swordtail Guppies good for beginners?\u003c\/strong\u003e\u003cbr\u003eA: Yes. They are hardy, adaptable, and easy to care for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What makes this guppy unique?\u003c\/strong\u003e\u003cbr\u003eA: Its bold black body and bright yellow double swordtail fins create a striking, high-contrast appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can they live in community aquariums?\u003c\/strong\u003e\u003cbr\u003eA: Absolutely. They are peaceful and do well with other community fish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do they breed easily?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Like most guppies, they are livebearers and readily reproduce in freshwater aquariums.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are they suitable for planted tanks?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Their colors look especially vibrant in planted aquariums with dark substrates.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eShop healthy \u003cstrong\u003eBlack Double Yellow Swordtail Guppies\u003c\/strong\u003e at Tropical Treasures Wyo in Cheyenne, Wyoming. These premium fancy guppies are carefully selected for coloration, health, and finnage, making them a beautiful addition to any freshwater aquarium.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":51691788927189,"sku":null,"price":2.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/BlackdoubleYellowswordtailGuppy.jpg?v=1756074011","url":"https:\/\/tropicaltreasureswyo.com\/products\/black-double-yellow-swordtail-guppy","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}