Dear All,

I'm working on the impacts of invasive predators that prey preferentially on large-bodied native species. I am wondering about impacts on biomass, and whether anyone knows of studies that quantify the contribution to biomass made by terrestrial invertebrates of different size-classes?

Clearly, large-bodied invertebrates are less abundant, but how does this affect their contribution to total biomass in an ecosystem? If you take the ten largest-bodied terrestrial invertebrate species out of a system, how will this affect biomass compared to removing the ten smallest-bodied?

I can't find any papers that graph biomass against size-class in any natural system, and I'd be really grateful if anyone knows of such work!

Thanks in advance,

James

--
James St Clair,
University of Bath,
Room 1.07, 4 South,
Claverton Down,
Bath, BA2 7AY

Office: 01225385437 Mobile: 07981826660
Web: http://www.bath.ac.uk/bio-sci/biodiversity-lab/stclair.html

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