Phyllospadix serrulatus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Liliopsida Najadales Zosteraceae

Scientific Name: Phyllospadix serrulatus Rupr. ex Asch.
Common Name(s):
English Surfgrass, Species code: Pr

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2010
Date Assessed: 2007-10-23
Assessor(s): Short, F.T., Carruthers, T.J.R., Waycott, M., Kendrick, G.A., Fourqurean, J.W., Callabine, A., Kenworthy, W.J. & Dennison, W.C.
Reviewer(s): Livingstone, S., Harwell, H. & Carpenter, K.E.
This is a common species within suitable habitat and the population status is thought to be stable. There are no major threats although there are some localized declines due to coastal development and mechanical damage. This species is listed as Least Concern.

Geographic Range [top]

Range Description:Phyllospadix serrulatus occurs in the Pacific from the Alaska Peninsula to Oregon, USA.
Countries occurrence:
Canada; United States
FAO Marine Fishing Areas:
Pacific – northeast
Additional data:
Upper elevation limit (metres):2Lower depth limit (metres):5
Upper depth limit (metres):2
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The population status of this species is thought to be stable.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:Along the Pacific coast of North America, this species grows in the upper intertidal zone (+1.5 m to mean lower low water) (Green and Short 2003). Phyllospadix spp. grow on rocky substrates in regions with high wave exposure (Hemminga and Duarte 2000).
Generation Length (years):6

Threats [top]

Major Threat(s): There are no major threats to this species. Localized threats include coastal development and modifications and over-water structures in the form of ferry terminals, commercial docks. Mechanical damage from boats and dredging is also a minor localized threat.

Conservation Actions [top]

Conservation Actions: There are no known species-specific conservation measures for this species. It is not clear if the federal, provincial or state, or local administrative laws and ordinances recognize this species in the Northeast Pacific (Green and Short 2003).

Citation: Short, F.T., Carruthers, T.J.R., Waycott, M., Kendrick, G.A., Fourqurean, J.W., Callabine, A., Kenworthy, W.J. & Dennison, W.C. 2010. Phyllospadix serrulatus. The IUCN Red List of Threatened Species 2010: e.T173366A7000590. . Downloaded on 26 April 2018.
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