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How Big Are African Moon Tetras?

Published in African Moon Tetra Size 2 mins read

African Moon Tetras, scientifically known as Bathyaethiops caudomaculatus, typically measure around 8 cm (approximately 3 inches) in length. These captivating freshwater fish are known for their striking appearance and relatively deep-bodied form.

Understanding the Size and Appearance of African Moon Tetras

While their average length is about 8 cm, their distinct physical characteristics contribute to their overall presence in an aquarium. They are considered a medium-sized tetra, making them suitable for community tanks of appropriate dimensions.

Key Physical Characteristics:

  • Length: African Moon Tetras reach an average adult size of 8 cm (3 inches).
  • Body Shape: They possess a relatively deep-bodied structure, which gives them a more substantial appearance compared to some other slender tetra species.
  • Coloration: Their general body color is a shimmering gold, which can appear quite iridescent under proper lighting.
  • Distinct Markings:
    • A prominent large black spot is located at the base of their caudal fin (tail fin). This spot is a key identifier for the species.
    • A smaller red spot is visible just under the dorsal fin (the fin on their back).
  • Sexual Dimorphism: Females tend to be deeper bodied than males and typically have a smaller or less intense red spot under the dorsal fin.

These combined features make the African Moon Tetra a visually appealing addition to a freshwater aquarium, with their size and coloration providing a good contrast to other fish species.

Quick Facts Table:

Feature Description
Average Length 8 cm (approximately 3 inches)
Body Type Relatively deep-bodied
Primary Color Gold
Key Markings Large black caudal spot, small red dorsal spot
Gender Differences Females deeper-bodied, smaller red spot

For more detailed information about this species, you can consult resources like Wikipedia's African Moon Tetra page.