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[Cerro Mundo Algal Biomass Data] - Macroalgal biomass data collected in the nearshore shallow subtidal during eight field experiments conducted at Cerro Mundo Bay in the Galapagos Islands between Sept 2021 and Mar 2023 (The Role of Temperature in Regulating Herbivory and Algal Biomass in Upwelling Systems)

Listed in Biological and Chemical Oceanography Data Management Office (BCO-DMO) ERDDAP

Increased standing macroalgal biomass in upwelling zones is generally assumed to result from higher nutrient flux associated with upwelled waters.

Description

However, other factors can also strongly impact macroalgal communities. For example, herbivory and temperature—through their effects on primary producers and the metabolic demands of consumers—can influence macroalgal biomass and productivity, respectively.

Although there are numerous studies examining the interactive effects of herbivores and nutrients in both temperate regions, few have addressed these dynamics in tropical or subtropical upwelling systems. The purpose of this study was to assess the effects of herbivores, temperature, and nutrient availability on standing macroalgal biomass and total algal cover. Total algal cover is presented in the related dataset.

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We manipulated nutrient availability and herbivory in eight field experiments conducted under contrasting productivity and thermal regimes (cool upwelling vs. warm, non-upwelling seasons) on a subtidal nearshore rocky reef. Here, we present the raw macroalgal biomass data (dry weight in grams) collected from the shallow subtidal zone during September 2021 to April 2023 field experiments.

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Where it is published

Documentation and papers

Catalogue records · 1

Topics

Provenance · 1 source records, 4 field assertions
SourceKeyLast seenRaw
Biological and Chemical Oceanography Data Management Office (BCO-DMO) ERDDAPbcodmo_dataset_894169_v210 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · erddap bco dmo orgconnector:erddap_bco_dmo_org@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · erddap bco dmo orgconnector:erddap_bco_dmo_org@1.0.0
descriptionsource · erddap bco dmo orgconnector:erddap_bco_dmo_org@1.0.0/summary
titlesource · erddap bco dmo orgconnector:erddap_bco_dmo_org@1.0.0/title