Common periwinkle
Littorina littorea
FOUND by Fluffyunicornpo...2011-05-20
York
ID Confirmed
Quality checked by Fluffyunicornpowersunite
Peer reviewed by Thetools
Field Notes
Supporting Evidence
They have the same features like dark brown purplish colors, and tiny tip of the spiral which was on a study sheet given to us.
It was smooth and its aperture was white like a common periwinkles is. It also did not have a lot of color variation.
Species Observation: Species Looked For
Did you find it?:
I think I found it
Scientific name:
Littorina littoreaCommon name:
Common periwinkle
Is it alive?:
Some dead & some alive
Count of individuals:
50+
Coverage:
Between 1/4 and 1/2
Reproduction:
Eggs (animals)
How big is it?:
0 - 2 cm
Is it male or female?:
Can't tell
Sampling method:
Quadrat (user-placement)
Place Studied
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Map this species
Latitude:
N 43.131320 °
Longitude:
W -70.637880 °
Trip Information
Name:
York Harbor
Trip date:
Fri, 2011-05-20 19:30
Town or city:
York
Type of investigation:
Species and Habitat Survey
Ecosystem:
Coastal
Watershed:
Piscataqua
Time of low tide:
Fri, 2011-05-20 08:10
Habitat Observations
Species diversity:
9 different species
Evidence of vectors:
Boats
Paved road
Dirt road
Walking trail
People
Water temperature:
11.5°C
pH:
7.3
Dissolved oxygen:
7.0mg/L
Salinity:
25.0ppt
Comments
Nine
Hey wicked powerful unicorns, Nice observation! Your second evidence photo and foggy site photo are my favorite.
What kind of eggs did you find? And do you think 9 different species is normal for Maine tidepools or not?
Nice job guys.
Nice job guys.