Threatened Species of the Month: Southern Myotis (Myotis Macropus)

Identifiable by their disproportionately large feet

Conservation Status in NSW: Vulnerable
Commonwealth Status: Not listed

The Southern Myotis is a species of microbat which has previously been referred to as the Large-footed Myotis.  This species is listed as vulnerable due to many human and environmental impacts. Through education, awareness and action we can support this species thrive.

Did you know?
Southern Myotis call Rawdon Island bridge home.

Identification:

Southern Myotis breeding group in microbat box 5- Rawdon Island Bridge

The Southern Myotis weighs up to 15 grams and has a wingspan of around 28 centimetres. Its upper body ranges in colour from reddish-brown to dark grey, with paler fur underneath. It has hairy, widely spaced toes with long, curved claws. This microbat species is known for its unusually large feet, which are over 8 millimetres long. 

Habitat and Distribution:

The Southern Myotis is found along the Australian coastline, from the north-west across the Top End and down to western Victoria. It is rarely seen more than 100 kilometres inland, except along major river systems. These bats roost in small groups of 10 to 15, usually near hollow-bearing trees, water bodies, caves, mineshafts, stormwater channels, dense vegetation, or under bridges. In New South Wales, their breeding season typically occurs in November or December, with females giving birth to one young each year.

Distribution of the Southern Myotis in NSW. Source: Saving Our Species, NSW Environment and Heritage

Diet:

Like many Australian microbat species, the Southern Myotis is mainly insectivorous and uses echolocation to navigate and find food. It feeds on a variety of aquatic insects and small fish. These bats forage over streams and pools, using their large feet to rake the surface of the water and catch their prey.

Southern Myotis hunting over water. Photo: Nathan Litjens

Under Threat:

The Southern Myotis is classified as vulnerable in NSW due to the following threats:

  • Application of pesticides in or adjacent to foraging areas
  • Reduction in stream water quality affecting food resources
  • Loss or disturbance of roosting sites
  • Clearing adjacent to foraging areas

What can you do?

targeted strategy is currently in developed under the Saving Our Species program to protect the Southern Myotis.

Individuals can help by:

  • Retain native vegetation along streams and rivers and around other waterbodies
  • Minimise the use of pesticides adjacent to foraging areas
  • Protect roosts from damage or disturbance

Want to learn more about our locals? Head to Rawdon Island Bridge: Repair and Protect to find out more.

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