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Life Sciences Commons

Open Access. Powered by Scholars. Published by Universities.®

1993

Nova Southeastern University

Marine & Environmental Sciences Faculty Articles

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Full-Text Articles in Life Sciences

Compositional And Taphonomic Variations In Modern Crinoid-Rich Sediments From The Deep-Water Margin Of A Carbonate Bank, Ghislaine Llewellyn, Charles G. Messing Dec 1993

Compositional And Taphonomic Variations In Modern Crinoid-Rich Sediments From The Deep-Water Margin Of A Carbonate Bank, Ghislaine Llewellyn, Charles G. Messing

Marine & Environmental Sciences Faculty Articles

Multivariate analyses of the coarse-grained fraction (>2 mm) of sediments accumulating in deep water (419-434 m) along the western margin of the Little Bahama Bank reveal identifiable, small-scale compositional and taphonomic variations among local subhabitats (ridge crest, slope, foreslope, base of slope, pavements and scour pit) separated by meters to tens of meters. Bulk composition varies between planktic-(crest and slope) and lithic-dominated (pavements, scour pit) sediments. Local macrobenthic skeletal components also vary significantly among subhabitats, but are commonly dominated by echinoid and crinoid material; crinoid columnals contribute 9-52% of the coarse skeletal component of 17 sediment samples considered. Distributional …


Diet And Feeding Habits Of The Southern Stingray Dasyatis Americana In The Central Bahamas, David S. Gilliam, K. M. Sullivan May 1993

Diet And Feeding Habits Of The Southern Stingray Dasyatis Americana In The Central Bahamas, David S. Gilliam, K. M. Sullivan

Marine & Environmental Sciences Faculty Articles

No abstract provided.