Titlebook: Bill Ricker: An Appreciation; David L. G. Noakes Book 2006 Springer Science+Business Media B.V. 2006 Bill Ricker.Fish.Flora.development.ec

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https://doi.org/10.57088/978-3-7329-8887-7clear running water. They are of ecological signi.cance in the breakdown of leaf-litter and the cycling of detritus in aquatic lotic habitats. Since they can account for a signicant portion of the diet of some .shes in cold northern waters, they are linked with Ricker,s other work in fisheries. With

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