david morgan

Conservation call on sawfish nursery

November 17th, 2017

Green Sawfish

Murdoch University researchers have identified an important nursery for a critically endangered species of sawfish and are calling for conservation efforts to be focused there.

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Critical sawfish nursery habitats identified in Fitzroy River

September 28th, 2017

Sawfish study: Nyikina-Mangala ranger Nathan Green assisting Murdoch University researchers with a sawfish pup in the Fitzroy River

Key findings by Murdoch University researchers will help protect the critically endangered sawfish species in Western Australia’s Fitzroy River.

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Sawfish v crocodiles and bull sharks

April 12th, 2017

A freshwater crocodile preying on a freshwater sawfish in the Kimberley (Picture provided by David Woods, WA Department of Parks and Wildlife)

Murdoch scientists have shown the critically endangered sawfish found in the Kimberley region must contend with threats from two species of crocodiles and bull sharks.

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Sawfish exposed as the ultimate stealth hunter

March 23rd, 2017

Sawfish rostrum

New research has revealed the lethal side swipes of sawfishes’ distinctive rostra are barely detectable to their prey.

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Perch purge led to native population boom

November 24th, 2016

Redfin Perch were eradicated from Phillips Creek Reservoir

The eradication of an alien fish species from a reservoir in south west Australia led to an explosion in the population of a native fish species and an increase in Marron, Murdoch University researchers have found.

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Two whale sharks and their 22 year annual WA pilgrimage

October 4th, 2016

Stumpy and swimmer Photo by Indian Ocean Imagery

Dr Brad Norman and Associate Professor David Morgan from the Centre for Fish and Fisheries Research and their collaborators, have been photographing Stumpy and Zorro at Ningaloo since 1994. The researchers believe the whale sharks are the longest studied individual wild sharks in the world.

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It’s not just Ningaloo: whale sharks shown to favour much of the WA coastline

April 5th, 2016

Whale shark (Pic by Brad Norman)

New research published in the journal Pacific Conservation Biology reveals whale sharks are distributed further along the WA coastline than previously understood.

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Endangered sawfish killed in river low in oxygen

December 17th, 2015

Some of the dead freshwater sawfish and bull sharks (Pic: Dr David Morgan)

A fish kill event in the Kimberley has seen at least 12 critically endangered freshwater sawfish die in water that was depleted in oxygen.

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Pilbara’s freshwater wonders highlighted in film and field guide

December 19th, 2014

Murdoch researchers David Morgan (front), Mark Allen and Stephen Beatty

The fish of the Pilbara and the threats to their survival have been detailed in a stunning film and comprehensive field guide by Murdoch University’s Freshwater Fish Group and Fish Health Unit and ENVfusion Films.

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New populations of endangered fresh water fish found

October 17th, 2014

Murdoch University researchers have discovered new populations of an endangered fresh water fish, the Little Pygmy Perch, near Denmark in Western Australia’s south.

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