Emydura victoriae (Victoria River Red-faced Turtle)

Conservation Status:
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Emydura victoriae is a freshwater turtle species native to Northern Australia. It is well known for its adaptability to various aquatic environments and distinctive red markings on its face, which make it easily recognizable among other freshwater turtles.

Scientific Classification

  • Kingdom: Animalia
  • Phylum: Chordata
  • Class: Reptilia
  • Order: Testudines
  • Family: Chelidae
  • Genus: Emydura
  • Species: Emydura victoriae

Common Names

  • Victoria River Red-faced Turtle
  • Victoria River Turtle

Identification

Description: Emydura victoriae is a medium-sized turtle with a carapace length of up to 30 cm. It has a relatively flat, oval-shaped carapace that varies in color from dark olive to brown. The species is most recognized for its red markings on either side of its head, contrasting with its cream or yellowish underside.

Sexual Dimorphism: Males are generally smaller than females and possess longer, thicker tails. Females have shorter tails but grow larger to accommodate egg-laying.

Native Origin and Distribution

Geographical Range: This species is native to Northern Australia, predominantly found in the river systems of the Victoria River and Daly River, as well as other freshwater bodies across the region.

Preferred Habitat

Emydura victoriae prefers slow-moving freshwater habitats such as rivers, lagoons, and floodplain lakes. It thrives in aquatic environments with abundant vegetation and sandy or muddy substrates where it can hide and forage for food.

Behavior

Feeding Habits: This species is omnivorous, feeding on a variety of aquatic vegetation, small fish, crustaceans, insects, and mollusks. It typically forages in shallow waters.

Predators: Juveniles and hatchlings are vulnerable to predation by birds, large fish, and crocodiles. Adults face fewer predators but may still be at risk from large reptiles or humans.

Reproduction

Breeding Season: Breeding occurs during the wet season, typically from November to March, when water levels are high.

Reproductive Method: Females lay eggs on sandy riverbanks, usually 10–20 per clutch. The incubation period varies with temperature but generally lasts around 60–90 days. Hatchlings emerge at the onset of the dry season and make their way to the water.

Conservation

Extinction Status: Emydura victoriae is currently listed as Data Deficient.

Threats: The primary threats to this species include habitat destruction due to human activity, pollution, and potential predation from introduced species like feral pigs and cats.

Conservation Measures: Conservation efforts focus on habitat protection, especially in regions where the natural aquatic environments are being altered by agriculture or urban development.

Economic Importance

Emydura victoriae plays a role in local ecosystems by controlling aquatic vegetation and serving as prey for larger predators. It is also of interest to the pet trade, although not as commonly kept as other species.

Interesting Facts

  • Emydura victoriae has the ability to hold its breath for extended periods, sometimes up to an hour, while submerged.
  • The red facial markings, unique to this species, are thought to help with species recognition during the mating season.

About Author

Muntaseer Rahman started keeping pet turtles back in 2013. He also owns the largest Turtle & Tortoise Facebook community in Bangladesh. These days he is mostly active on Facebook.