英和和英

名詞

biosediment (countable かつ uncountable, 複数形 biosediments)

1. Sediment composed of or containing organic material.
   • 1985, Nature and Resources - Volumes 21-22, page 12:

     This type of biosediment constitutes the oldest morphological evidence of life which can be traced back over 3.5 billion years of earth history.

   • 1998, Jürgen Schieber, ‎Winfried Zimmerle, & ‎Parvinder S. Sethi, Shales and mudstones, →ISBN, page 61:

     Bennett et al. (1991) indicated that biosediment aggregates composed of detrital clay and organic mucus ("marine snow") may be one of the mechanisms for the rapid sedimentation of clay floccules.

   • 1998, Russian Journal of Marine Biology - Volume 24, page 55:

     The increased size of biosediments probably initiated the process of biosediment oxidation.

   • 2006, Richard F. Dame & ‎Sergej Olenin, The Comparative Roles of Suspension-Feeders in Ecosystems, →ISBN:

     The material deposited as biosediment is important part of biogeochemistry of aquatic ecosystems.