Abstract
Sargassum filicinum Harvey is an important ecological engineer in the subtidal regions of northeastern Asian waters, as it forms marine forests that provide shelter for invertebrates and fishes. First discovered in Long Beach Harbor, CA, USA, in 2003, S. filicinum was thought to occur mainly in the California Channel Islands and near Ensenada, Mexico. However, during a survey from 2007 to 2009, we found S. filicinum off Isla Natividad, which is an extension of its range 550 km south of its last recorded location in the Mexican Pacific. Morphological and molecular data support the identification of the species. Considering its faster spread from Ensenada to Isla Natividad (4 years) than Sargassum muticum (14 years), S. filicinum may follow the path of S. muticum and arrive at the subtropical-tropical Pacific coast of Mexico. Although S. muticum has become well established within the local seaweed flora, S. filicinum may replace native Sargassum species and change the composition of local marine floras.
©2012 by Walter de Gruyter Berlin Boston
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- Short communication
- The invasive seaweed Sargassum filicinum (Fucales, Phaeophyceae) is on the move along the Mexican Pacific coastline
Articles in the same Issue
- Masthead
- Masthead
- Research Articles
- Phytoplankton assemblage patterns in the southern Mid-Atlantic Bight
- A checklist of marine fungi of Taiwan with a description of Kitesporella keelungensis gen. et sp. nov
- First report of the alien brown alga Botrytella parva (Takamatsu) H.-S. Kim (Chordariaceae, Phaeophyceae) from the eastern Mediterranean Sea
- Molecular systematic reassessment of Sargassum (Fucales, Phaeophyceae) in Korea using four gene regions
- Deep-water macroalgal-dominated coastal detritic assemblages on the continental shelf off Mallorca and Menorca (Balearic Islands, Western Mediterranean)
- The photosynthetic characteristics of red coralline algae, determined using pulse amplitude modulation (PAM) fluorometry
- Effects of ocean acidification on different life-cycle stages of the kelp Laminaria hyperborea (Phaeophyceae)
- Effect of heating and probiotic fermentation on the phytochemical content and antioxidant potential of edible Irish brown seaweeds
- Seasonal variation in the polyamines of Ecklonia maxima
- Short communication
- The invasive seaweed Sargassum filicinum (Fucales, Phaeophyceae) is on the move along the Mexican Pacific coastline