Thirteen days prior to Hurricane Ida’s landfall in Port Fourchon, Louisiana in August 2021, sediment cores were collected at three sites in the topset delta sediment between the Southwest Pass (major Mississippi River distributary) and Cocodrie, LA aboard the R/V Pelican. All sites experienced Category 4 hurricane conditions from Ida with maximum sustained winds of 130 knots (67 m/s). Using a multi-proxy approach, this project analyzed the initial conditions prior to the storm event, and a compa...
Show moreThis dataset provides information on initial conditions from topset delta sediment prior to a major storm event. Less than two weeks after this initial sampling, Hurricane Ida made landfall on August 29th, 2021.
A companion project allowed for additional sampling after the event to study important aspects of silica cycling in coastal sediments. For post-storm data, please see related dataset https://www.bco-dmo.org/dataset/915912.
Lemke, L. R., Roseburrough, R., Siersma, A., Rahman, S., Krause, J. W. (2024) Sediment core porewater and particulate measurements from three sites on the Louisiana Shelf sampled during R/V Pelican cruises in August 2021. Biological and Chemical Oceanography Data Management Office (BCO-DMO). (Version 1) Version Date 2024-12-12 [if applicable, indicate subset used]. http://lod.bco-dmo.org/id/dataset/945927 [access date]
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