Temperature regimes and Coral response parameters of the artificial upwelling experiment

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Main Authors: Sawall, Yvonne, Feng, Ellias Yuming
Format: Dataset Open Access
Language:en
Published: PANGAEA 2020
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author Sawall, Yvonne
Feng, Ellias Yuming
author_facet Sawall, Yvonne
Feng, Ellias Yuming
collection Datos científicos de ciencias marinas y ambientales
contents In this study, we investigated the effect of simulated artificial upwelling with deep water off Bermuda collected at 50 m (24°C) and 100 m (20°C) on coral symbiont biology of 3 coral species (Montastraea cavernosa, Porites astreoides, and Pseudodiploria strigosa) in a temperature stress experiment. The following treatments were applied over a period of 3 weeks: (i) control at 28°C (ii) heat at 31°C, (iii) heat at 31°C deep water from 50 m depth, and (iv) heat at 31°C deep water from 100 m depth. Artificial upwelling was simulated over a period of 25 min on a daily basis resulting in a reduction of temperature for 2 h per day. A total of 4 data sets are available: 2 data sets comprise the coral response parameters (i) zooxanthellae densities, chlorophyll-a concentration and (ii) net photosynthetic rates of each replicate, and the other 2 data sets include the temperature data measured throughout the experiment (iii) in all treatments and (iv) in the artificial upwelling treatment only.
format Dataset Open Access
id pangaea_https___doi_org_10_1594_PANGAEA_921906
institution PANGAEA
language en
publishDate 2020
publisher PANGAEA
record_format pangaea
spellingShingle Temperature regimes and Coral response parameters of the artificial upwelling experiment
Sawall, Yvonne
Feng, Ellias Yuming
artificial upwelling; Bermuda; Coral Bleaching; thermal stress; zooxanthellae response
In this study, we investigated the effect of simulated artificial upwelling with deep water off Bermuda collected at 50 m (24°C) and 100 m (20°C) on coral symbiont biology of 3 coral species (Montastraea cavernosa, Porites astreoides, and Pseudodiploria strigosa) in a temperature stress experiment. The following treatments were applied over a period of 3 weeks: (i) control at 28°C (ii) heat at 31°C, (iii) heat at 31°C deep water from 50 m depth, and (iv) heat at 31°C deep water from 100 m depth. Artificial upwelling was simulated over a period of 25 min on a daily basis resulting in a reduction of temperature for 2 h per day. A total of 4 data sets are available: 2 data sets comprise the coral response parameters (i) zooxanthellae densities, chlorophyll-a concentration and (ii) net photosynthetic rates of each replicate, and the other 2 data sets include the temperature data measured throughout the experiment (iii) in all treatments and (iv) in the artificial upwelling treatment only.
title Temperature regimes and Coral response parameters of the artificial upwelling experiment
topic artificial upwelling; Bermuda; Coral Bleaching; thermal stress; zooxanthellae response
url https://doi.org/10.1594/PANGAEA.921906