david morgan

Invasive tapeworm discovered in a Perth waterway

May 7th, 2018

Asian fish tapeworm (credit: Aileen Elliot)

An invasive tapeworm never previously recorded in Western Australia has been discovered in two feral fish species caught from a popular Perth lake by Murdoch University scientists.

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Kimberley fishes in a league of their own

April 20th, 2018

Associate Professor David Morgan

Almost half of the freshwater species documented in a new book about the fishes of the Kimberley are found nowhere else on the planet. Co-authored by Associate Professor David Morgan, from Murdoch University’s Centre for Fish and Fisheries Research, the book profiles 65 freshwater species, of which 32 are completely unique.

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Space-inspired whale shark study unravels constellations of the oceans

November 30th, 2017

Whale shark

Citizen science has combined with NASA ingenuity to reveal more secrets about one of the most awe-inspiring creatures in our oceans – whale sharks.

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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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