Data for "Short wave attenuation by a kelp forest canopy"

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Abstract/Contents

Abstract
Giant kelp (Macrocystis pyrifera) forests are common along the California coast. Attached on the rocky bottom at depths of approximately 5 to 25m, the kelp, when mature, spans the water column and develops dense, buoyant canopies that interact with waves and currents. Based on observations of surface gravity waves carried in a Point Loma, California, kelp forest, and we present two novel results. First, we report short wave (1-3s) attenuation in kelp, quantified by an exponential decay coefficient a~O(10^{-3}m^{-1}) - comparable to the dampening effect of sea ice. Second, we identify seasonal and tidal changes in attenuation, peaking mid-summer with maximum kelp cover, and during low tide when a greater proportion of the fronds are at the surface. Thus, the surface canopy of a kelp forest can act as a naturally occurring, temporally varying high-frequency filter for wave energy.

Description

Type of resource Dataset, text
Date created May 23, 2022 - September 29, 2022
Date modified August 25, 2023; October 27, 2023
Publication date August 19, 2023

Creators/Contributors

Author Lindhart, Mathilde ORCiD icon https://orcid.org/0000-0003-3863-3762 (unverified)
Contributor Daly, Margaret ORCiD icon https://orcid.org/0000-0001-9328-461X (unverified)
Contributor Walker, Hannah ORCiD icon https://orcid.org/0009-0007-8686-9610 (unverified)
Contributor Arzeno-Soltero, Isabella B. ORCiD icon https://orcid.org/0000-0002-2518-7233 (unverified)
Contributor Yin, Jennifer ORCiD icon https://orcid.org/0000-0002-9354-575X (unverified)
Contributor Bell, Tom ORCiD icon https://orcid.org/0000-0002-0173-2866 (unverified)
Contributor Monismith, Stephen ORCiD icon https://orcid.org/0000-0002-7388-3313 (unverified)
Contributor Pawlak, Geno ORCiD icon https://orcid.org/0000-0003-3718-1880 (unverified)
Contributor Leichter, James ORCiD icon https://orcid.org/0000-0003-4224-0355 (unverified)

Subjects

Subject Kelp
Subject Giant kelp
Subject Ocean waves
Subject Wave attenuation
Subject Costal dynamics
Subject Macrocystis pyrifera
Genre Data
Genre Tabular data
Genre Field recording
Genre Data sets
Genre Dataset
Genre Tables (data)
Genre Field recordings

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User agrees that, where applicable, content will not be used to identify or to otherwise infringe the privacy or confidentiality rights of individuals. Content distributed via the Stanford Digital Repository may be subject to additional license and use restrictions applied by the depositor.
License
This work is licensed under a Creative Commons Attribution Non Commercial 4.0 International license (CC BY-NC).

Preferred citation

Preferred citation
Lindhart, M., Daly, M., Walker, H., Arzeno-Soltero, I., Yin, J., Bell, T., Monismith, S., Pawlak, G., and Leichter, J. (2023). Data for "Short wave attenuation by a kelp forest canopy". Stanford Digital Repository. Available at https://purl.stanford.edu/yr775yn6440. https://doi.org/10.25740/yr775yn6440.

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