• Research Fellow in Fisheries, UNSW
Every living organism needs the same five basic processes – and we can now model ecosystems on them. erban/Flickr

Life boils down to five ‘rules’ … or so says the Madingley Model

It may sound overly simple, but just five processes can define us as animals: eating, metabolism, reproduction, dispersal and death. They might not seem like much, but, thanks to a mathematical model from…
And penguins might fly: are eco-labels on seafood really all they’re cracked up to be? Flickr/Mollivan Jon

The ifs and buts of eco‑labelled seafood

It’s been a long time since eco-labelled seafood first appeared on Australia’s supermarket shelves, but the “dolphin-safe” tuna we’ve had since the 1990s is about to be joined by a much larger range of…
Ocean warming has already affected global fisheries in the past four decades, the new study showed. http://www.flickr.com/photos/photosofsrilanka

Climate change threatens global fish stocks

Ocean warming has already affected global fisheries in the past four decades, a new international study has found, driving up the proportion of warm-water fish being caught and posing a threat to food…
We won’t have sustainable fishing until we stop demanding so much seafood. George Hatcher

Seafood sustainability not a sustainable reality

In 1883, the eminent English biologist Thomas Henry Huxley made his now infamous proclamation on the infinite bounty of the sea: Probably all the great sea fisheries are inexhaustible; that is to say…

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