Native SpeciesKnotted wrack

Ascophyllum nodosum
FOUND by 000027
2012-10-09
Falmouth
ID Confirmed
Quality checked by Olivia tapley
Peer reviewed by
Field Notes
Supporting Evidence
Photo of my evidence.
Flattened
Photo of my evidence.
Axial growth
Photo of my evidence.
Olive green
Species Observation: Species Looked For
Did you find it?: 
I think I found it
Scientific name:
Ascophyllum nodosum
Common name:
Knotted wrack
Is it alive?: 
All alive
Count of individuals: 
50+
Coverage: 
Between 1/2 and 3/4
Reproduction: 
Vegetative structures (plants)
How big is it?: 
Greater than 10 cm
Is it male or female?: 
Can't tell
Sampling method: 
Just looking around
Net
Quadrat (randomized- placement)
Photo of our sampling method.
Place Studied
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Map this species
Latitude: 
N 43.732760 °
Longitude: 
W -70.204040 °
Observation Site Information
A photo of our study site.
Habitat: 
Coastal - Rocky intertidal
Trip Information
Name:
Town Landing
Trip date: 
Tue, 2012-10-09 16:51
Town or city: 
Falmouth
Type of investigation: 
Species and Habitat Survey
Ecosystem: 
Coastal
Watershed: 
Presumpscot
Time of low tide: 
Habitat Observations
Species diversity: 
3 different species
Evidence of vectors: 
Recent disturbance
Water temperature: 
14.0°C
pH: 
8.0
Dissolved oxygen: 
9.1mg/L
Salinity: 
31.4ppt

Comments

Submitted by RachellePino on Thu, 2012-10-11 15:50.

Knotted Wrack

Hello 000027,

I am confident that you did find Ascophyllum nodosum at your site! I like that you included pictures and comments about the color, growth pattern, and overall flatness of the samples.

Good job!
Rachelle