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Full-Text Articles in Life Sciences

Turban Snails As Habitat For Foliose Algae: Contrasting Geographical Patterns In Species Richness, Thomas Wernberg, Fernando Tuya, Mads Thomsen, Gary Kendrick Jan 2010

Turban Snails As Habitat For Foliose Algae: Contrasting Geographical Patterns In Species Richness, Thomas Wernberg, Fernando Tuya, Mads Thomsen, Gary Kendrick

Research outputs pre 2011

Understanding patterns of species richness is a major goal for ecologists, especially in space-limited habitats where many organisms live on top of others (epibiosis, e.g. by algae growing on gastropods in marine environments). We tested the hypotheses that species richness of epiflora on the gastropod Turbo torquatus would not differ between regions with similarly rich algal floras, and that epifloral richness would increase with increasing gastropod size. Macroalgal floras of Hamelin Bay (HB), Marmion (M), Jurien Bay (JB) and Kalbarri (K), Western Australia, ranged from ~20 to 40 species reef–1 (JB = HB = M ≥ K). Epiflora on small …


Trophic Implications Of Light Reductions For Amphibolis Griffithii Seagrass Fauna, Adam Gartner Jan 2010

Trophic Implications Of Light Reductions For Amphibolis Griffithii Seagrass Fauna, Adam Gartner

Theses: Doctorates and Masters

The ongoing threat of seagrass loss from reduced light availability, coupled with our lack of knowledge of associated trophic responses has motivated this characterization of the flow-on effects of light reductions to Amphibolis griffithii seagrass fauna. Recently, field manipulations of varying light reductions, induced disturbances in a A. griffithii seagrass meadow that have been shown to effect potential food resources and the structural complexity of seagrass habitats for macroinvertebrates. This offered the opportunity to assess the flow-on effects to seagrass for fauna, a topic that has seldom been examined. This study investigated the effects of different light reduction intensity (high: …