Publications by authors named "Esther Rickert"

Article Synopsis
  • The study examines how biological traits of bladderwrack, a key species in the Baltic Sea, vary along a salinity gradient and other environmental stressors over a 2,000 km coastline.
  • Salinity is identified as the primary driver of these variations, influencing factors like size and photosynthetic efficiency of the algae, which has implications for its interactions with other species.
  • The research highlights potential negative impacts of projected desalination in the Baltic Sea on bladderwrack populations, which could disrupt important ecosystem functions.
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Perennial macroalgae within the genus Fucus are known to exude metabolites through their outer thallus surface. Some of these metabolites have pro- and/or antifouling properties. Seasonal fluctuations of natural fouling pressure and chemical fouling control strength against micro- and macrofoulers have previously been observed in Fucus, suggesting that control strength varies with threat.

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Macroalgae, especially perennial species, are exposed to a seasonally variable fouling pressure. It was hypothesized that macroalgae regulate their antifouling defense to fouling pressure. Over one year, the macrofouling pressure and the chemical anti-macrofouling defense strength of the brown algae Fucus vesiculosus and Fucus serratus were assessed with monthly evaluation.

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