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The Peruvian Blue Tetra, also known as the Bleeding Blue Tetra (Hyphessobrycon erythrostigma), is a stunning freshwater fish prized for its vibrant blue coloration and peaceful demeanor. Here are the key details about this captivating tetra:


Average Size: Typically grows to around 1.5-2 inches (3.8-5 cm) in length.



  • Features a striking blue body with a red stripe running horizontally from the gills to the tail, creating a distinctive "bleeding" effect.
  • Exhibits peaceful behavior, making it an excellent choice for community tanks with other small, non-aggressive fish species.
  • Known for its shoaling behavior, preferring to be kept in schools of 6 or more to feel secure and exhibit natural behaviors.


Tank Size: Suitable for small to medium-sized aquariums, with a minimum of 10 gallons of water.


Care Level: Easy to moderate. Hardy and adaptable to various water conditions, but requires stable water parameters.


Diet: Omnivorous. Enjoys a varied diet including high-quality flakes, micro pellets, frozen or live foods such as bloodworms and brine shrimp.


Water Parameters:

  • pH: 6.0-7.5
  • Temperature: 72-78°F (22-26°C)
  • Hardness: 5-15 dGH


Origin: Native to the rivers and streams of Peru, particularly found in clear, well-oxygenated waters.

Unique Traits: Known for its vibrant coloration and the distinctive red stripe, which becomes more pronounced and intense with age and in optimal aquarium conditions.


  • Provide a well-planted aquarium with open swimming areas and hiding spots.
  • Ensure regular water changes and good filtration to maintain water quality.
  • Avoid keeping with large or aggressive fish species that may intimidate or outcompete the Peruvian Blue Tetra.


Disclaimer: "Please note that these are general guidelines, and for more accurate values or specific care requirements, we encourage you to contact Living Aquarium by phone or in person. Within store hours, our team of experts is always happy to answer any questions you may have and provide personalized guidance on care."

Peruvian Blue Tetra

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