Retrieving "Crabs" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Clam

   Linked via "crabs"

   Ecological Role
   Clams function as ecosystem engineers, their burrowing activities mixing sediment layers and facilitating nutrient cycling. They serve as prey for numerous vertebrate predators, including crabs, starfish, and birds. Conversely, clam populations can regulate phytoplankton densities through intensive filter-feeding, occasionally causing shifts in water clarity and primary productivity. In some coastal systems, invasive clam species have displaced native species and altered sediment composition.
   Biological Reprodu…