A New Dolphin Species, the Burrunan Dolphin Tursiops australis sp. nov., Endemic to Southern Australian Coastal Waters
2011

A New Dolphin Species, the Burrunan Dolphin Tursiops australis sp. nov.

Sample size: 44 publication 10 minutes Evidence: high

Author Information

Author(s): Kate Charlton-Robb, Lisa-ann Gershwin, Ross Thompson, Jeremy Austin, Kylie Owen, Stephen McKechnie

Primary Institution: Monash University

Hypothesis

The study aims to establish the taxonomic status of a new dolphin species based on morphological and genetic evidence.

Conclusion

The study concludes that the Burrunan Dolphin is a distinct species, Tursiops australis, based on multiple lines of evidence.

Supporting Evidence

  • Genetic analysis showed significant divergence between Tursiops australis and other Tursiops species.
  • Multiple morphological traits were identified that distinguish Tursiops australis from Tursiops truncatus and Tursiops aduncus.
  • The study utilized both genetic and morphological data to support the classification of a new species.
  • Stable isotope analysis indicated different foraging behaviors between Tursiops australis and Tursiops truncatus.

Takeaway

Scientists found a new type of dolphin called the Burrunan Dolphin that lives in southern Australia, and it's different from other dolphins.

Methodology

The study involved morphological measurements and genetic analysis of dolphin specimens from southern Australia.

Potential Biases

Potential bias in sample selection due to reliance on museum specimens and specific geographic areas.

Limitations

The study is limited to specimens from specific geographic regions and may not represent all populations.

Participant Demographics

Dolphin specimens were collected from coastal waters of Victoria and Tasmania, Australia.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0024047

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