Pseudomugil paludicola

Pseudomugil paludicola, commonly known as the Swamp Blue-eye, is a species of small freshwater fish in the family Pseudomugilidae. Below are some key details about this species:

Physical Characteristics

  • Size: It is a small fish, typically growing up to 3-4 cm (about 1.2-1.6 inches) in length.
  • Coloration: They have a translucent body with hints of blue and yellow, especially on the fins and around the eyes. The males are often more vividly colored than the females, especially during breeding displays.
  • Fins: The fins are ornate and often have fine patterns, with males having larger, more elongated dorsal and anal fins compared to females.

Habitat

  • Distribution: Native to freshwater habitats in parts of Papua New Guinea and northern Australia.
  • Environment: Prefers swampy, slow-moving waters like marshes, ditches, and lowland streams with abundant vegetation.
  • Water Parameters: They thrive in warm water (22–28°C or 72–82°F) with a slightly acidic to neutral pH (6.0–7.5).

Behavior

  • Social Structure: Swamp Blue-eyes are peaceful and schooling fish, often seen in small groups. They are suitable for community aquariums with other small, non-aggressive species.
  • Diet: They are omnivorous, feeding on small invertebrates, algae, and other microorganisms in their natural habitat.

Breeding

  • Reproduction: Pseudomugil paludicola lays eggs that attach to aquatic plants or other surfaces. Males display vibrant colors to attract females during the mating process.
  • Aquarium Breeding: Breeding can be encouraged in captivity by maintaining optimal water quality and providing plenty of plants or spawning mops for egg-laying.

Conservation

  • Status: While specific data on their conservation status might be limited, their habitats are often at risk from environmental changes like deforestation, agriculture, and water pollution.
  • Importance of Habitat Preservation: Protecting their natural habitats is crucial for their survival and the overall ecosystem balance.

This species is appreciated in the aquarium hobby for its beauty and fascinating behavior, though it requires well-maintained tank conditions to thrive. If you need specific information about care or habitat conservation, let me know!