• Medientyp: E-Artikel
  • Titel: Shredder abundance and leaf breakdown in an Appalachian Mountain stream
  • Beteiligte: BENFIELD, E. F.; WEBSTER, J. R.
  • Erschienen: Wiley, 1985
  • Erschienen in: Freshwater Biology
  • Sprache: Englisch
  • DOI: 10.1111/j.1365-2427.1985.tb00701.x
  • ISSN: 0046-5070; 1365-2427
  • Schlagwörter: Aquatic Science
  • Entstehung:
  • Anmerkungen:
  • Beschreibung: <jats:p><jats:bold>SUMMARY. </jats:bold> <jats:list list-type="explicit-label"> <jats:list-item><jats:p>Breakdown rates of dogwood (<jats:italic>Cornus florida</jats:italic> L.), red maple (<jats:italic>Acer rubrum</jats:italic> L.) and white oak (<jats:italic>Quercus alba</jats:italic> L.) leaves were investigated at two first‐order and two second‐order sites in an Appalachian Mountain stream.</jats:p></jats:list-item> <jats:list-item><jats:p>Leaves exposed in mesh bags were sampled on eight occasions over a 207 day period and breakdown rates were compared using an exponential decay model.</jats:p></jats:list-item> <jats:list-item><jats:p>There was a consistent ranking in leaf breakdown rate within each site, i.e. dogwood &gt; red maple &gt; white oak, and all species broke down faster at second‐than at first‐order sites.</jats:p></jats:list-item> <jats:list-item><jats:p>Our data suggest that differences in species‐specific leaf breakdown rates were largely a function of shredder abundance on the leaves.</jats:p></jats:list-item> </jats:list> </jats:p>