- trophic upsurge
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high productivity in a newly filled reservoir because of nutrients leaching from surrounding soils, and from soils and organic materials inundated by the new reservoir
Dictionary of ichthyology. 2009.
trophic upsurge
Look at other dictionaries:
trophic depression — decline in production in a reservoir with age. The decline is due to a reduction in nutrients as these have been leached out of surrounding soils and loss of nutrients from a high flushing rate. Compare tropic upsurge … Dictionary of ichthyology
Iheringichthys — Taxobox name = Iheringichthys regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Siluriformes familia = Pimelodidae genus = Iheringichthys genus authority = Eigenmann and Norris, 1900 subdivision ranks = Species subdivision = * I … Wikipedia
