We will measure the biomass of arthropods, plant material, and other biomass entering streams in the South Fork Eel River watershed, and the biomass and abundance of aquatic insects emerging from the streams. We expect the dominant direction of exchange between streams and riparian zones to change with increasing watershed area. Small streams are likely ro receive more terrestrial inputs than the biomass of insects emerging into the riparian zones. The opposite may be true for larger streams. To investigate these patterns we will trap insects and forest litter falling into, as well as aquatic insects emerging from, eight streams sites in the South Fork Eel River watershed. We will trap insects using emergence traps (3 per site) and pan traps (4 per site)for 48 hours every two weeks during the summer (June 2003 through September 2004) and attempt to trap insects for 48 hours every month duing the rest of the year (through spring 2005). We will place basket traps (4-5 per site) at the sites continuously to catch forest litter. Litter will be removed from the baskets every two weeks. Trapping wil be perfomed on Skunk, McKinley, Barnwell, Fox, Jack of Hearts, Elder Creeks, and the South Fork Eel River (Jane's riffle). We will determine the biomass, taxonomic composition, and nutrient content of exports and imports to the streams based on the material we collect, allowing us to determine the relative magnitude and quality of river-riparian exchanges.

Visit #17003 @Angelo Coast Range Reserve

Approved

Under Project # 8618 | Research

inputs and export of arthropods from South Fork Eel river watershed streams

volunteer - Eastern Washington University


Reservation Members(s)

Justin Bastow Jul 13 - 31, 2008 (19 days)
Justin Bastow Jul 13 - 31, 2008 (19 days)

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Computer lab 2 Jul 13 - 31, 2008
HQ House 2 Jul 13 - 31, 2008
Lab 2 Jul 13 - 31, 2008