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Sargassum horneri

From Wikipedia, the free encyclopedia

Sargassum horneri
Scientific classification Edit this classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: SAR
Clade: Stramenopiles
Phylum: Gyrista
Subphylum: Ochrophytina
Class: Phaeophyceae
Order: Fucales
Family: Sargassaceae
Genus: Sargassum
Species:
S. horneri
Binomial name
Sargassum horneri
(Turner) C.Agardh 1820

Sargassum horneri is a species of brown macroalgae that is common along the coast of Japan and Korea. It is an annual algae which has a varying fertile season along the coast. In Wakasa Bay, Japan it begins to grow in early autumn through winter and matures in spring, when the sea water temperature is around 11.6–15.2 °C (53–59 °F).[1] Also called "devil weed", S. horneri has invaded the Eastern Pacific, beginning in Baja California and advancing north along the California coastline.[2]

In its natural ecosystem, Sargassum horneri grows attached to a hard substrate and blooms into a kelp forest which encourages and maintains local biodiversity. However, this species of macroalgae is the major component of the northwest Pacific golden tide, a biomass of Sargassum horneri that drifts up the eastern coast of China towards Korea as an invasive species and is detrimental to the coastal ecosystem there.[3]

Taxonomy and etymology

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S. horneri was first described in 1808 by Dawson Turner under the basionym Fucus horneri. It was later reclassified into the genus Sargassum by Carl Adolph Agardh in 1820.[4]

The specific epithet horneri was given in honor of Dr. Horner, an astronomer and naturalist aboard the first Russian circumnavigation of the globe, which took place from 1803 to 1806 under Captain Adam von Krusenstern.[5]

References

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  1. ^ Umezaki, Isamu (1984). "Ecological Studies of Sargassum horneri (TURNER) C. AGARDH in Obama Bay, Japan Sea". Nippon Suisan Gakkaishi. 50 (7): 1193–1200. doi:10.2331/suisan.50.1193.
  2. ^ Ritchie, Erika I (2020-09-08). "An Orange County marine biologist wants to weed the ocean to help kelp grow". Orange County Register. Retrieved 2021-08-11.
  3. ^ Byeon, Seo Yeon; Oh, Hyun-Ju; Kim, Sangil; Yun, Suk Hyun; Kang, Ji Hyoun; Park, Sang Rul; Lee, Hyuk Je (2019-05-23). "The origin and population genetic structure of the 'golden tide' seaweeds, Sargassum horneri , in Korean waters". Scientific Reports. 9 (1): 7757. Bibcode:2019NatSR...9.7757B. doi:10.1038/s41598-019-44170-x. ISSN 2045-2322. PMC 6533256. PMID 31123297.
  4. ^ Guiry, M.D.; Guiry, G.M. "Fucus horneri". AlgaeBase. World-wide electronic publication, National University of Ireland, Galway.
  5. ^ "Marine Algae and Early Explorations in the Upper North Pacific and Bering Sea". Algae. 24 (1): 1–29. doi:10.4490/algae.2009.24.1.001. ISSN 1226-2617.