scholarly journals Comparing the impacts of four ENSO events on giant kelp (Macrocystis pyrifera) in the northeast Pacific Ocean

ALGAE ◽  
2019 ◽  
Vol 34 (2) ◽  
pp. 141-151 ◽  
Author(s):  
Matthew S. Edwards
2020 ◽  
Author(s):  
Nur Arafeh-Dalmau ◽  
Kyle Cavanaugh ◽  
Hugh Possingham ◽  
Adrian Munguia-Vega ◽  
Gabriela Montano-Moctezuma ◽  
...  

In most regions, the distribution of marine forests and the efficacy of their protection is unknown. We mapped the persistence of giant kelp forests across ten degrees of latitude in the Northeast Pacific Ocean and found that 7.7% of giant kelp is fully protected, with decreasing percentages from north to south. Sustainability goals should prioritize kelp mapping and monitoring, while protection and climate adaption targets should account for habitat dynamics.


2021 ◽  
Vol 2 (1) ◽  
Author(s):  
Nur Arafeh-Dalmau ◽  
Kyle C. Cavanaugh ◽  
Hugh P. Possingham ◽  
Adrian Munguia-Vega ◽  
Gabriela Montaño-Moctezuma ◽  
...  

AbstractKelp forests are globally important and highly productive ecosystems, yet their persistence and protection in the face of climate change and human activity are poorly known. Here, we present a 35-year time series of high-resolution satellite imagery that maps the distribution and persistence of giant kelp (Macrocystis pyrifera) forests along ten degrees of latitude in the Northeast Pacific Ocean. We find that although 7.7% of giant kelp is protected by marine reserves, when accounting for persistence only 4% of kelp is present and protected. Protection of giant kelp decreases southerly from 20.9% in Central California, USA, to less than 1% in Baja California, Mexico, which likely exacerbates kelp vulnerability to marine heatwaves in Baja California. We suggest that a two-fold increase in the area of kelp protected by marine reserves is needed to fully protect persistent kelp forests and that conservation of climate-refugia in Baja California should be a priority.


2013 ◽  
Vol 4 ◽  
Author(s):  
P. Dreux Chappell ◽  
LeeAnn P. Whitney ◽  
Traci L. Haddock ◽  
Susanne Menden-Deuer ◽  
Eric G. Roy ◽  
...  

2017 ◽  
Vol 150 ◽  
pp. 62-71 ◽  
Author(s):  
Karen Nieto ◽  
Yi Xu ◽  
Steven L.H. Teo ◽  
Sam McClatchie ◽  
John Holmes

Oceanography ◽  
2011 ◽  
Vol 24 (3) ◽  
pp. 280-293 ◽  
Author(s):  
Robert Dziak ◽  
Stephen Hammond ◽  
Christopher Fox

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