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Integrating Sea Around Us fishing catch data into the Madingley ecosystem model

Madingley is a General Ecosystem Model and hopes to indirectly represent all forms of life, terrestrial and marine. Nereus Fellow Phil Underwood works with the Madingley model to validate its use as a policy tool in relation to fisheries, ecosystem health, and food security. He is working to better understand the relationship between oceanic ecosystems and human societies.

The Madingley model and questions of abstraction and scale

Madingley is a global computational model. To a broad approximation, the Madingley model represents all (most) forms of life. It achieves this by using what’s called a functional-type representation. Species are aggregated in to broad categories that describe a select number of their properties, rather than everything about them. For some, this conceptual leap is too much. Why take a step towards representing all life, but miss the explicit inclusion of species? The answer lies in making the best of human knowledge, and balancing computational expense.

Improving Species Distribution Models: Laurens Geffert completes PhD

“I wanted to look at contemporary species distributions, arguing that we have so little data and know so little about the distribution of a lot of species that the logical first step is to look at the contemporary distribution,” says Laurens Geffert, Nereus Fellow at Cambridge/UNEP-WCMC. “Obviously all the distributions that I’ve introduced could be used now in predicting the future under different climate scenarios.”

13th Annual FishBase Symposium

Mathieu Colléter, Nereus Program Fellow (UBC), will attend the 13th annual FishBase Symposium hosted by the FishBase Information and Research Group, Inc. (FIN) in Los Baños, Philippines, as an invited…