Rapa whelk
Rapana venosa
NOT FOUND by Algae62011-09-21
Biddeford
ID Confirmed
Quality checked by Mr.Nye
Peer reviewed by Mollusk6
Field Notes
We are happy because we found a lot of sea stars, common periwinkles, and hermit crabs and a crab. We saw the ocean, smelt the saltwater and heard the waves. I am sad because we did not find a Rapa Whelk
Supporting Evidence
The snails color is not gray like the Rapa whelks would be.
does not have in the aperture the groove that represents it is a carnivorous snail like the Rapa whelk.
Does not have a reddish orange aperture like the rapa whelk.
Species Observation: Species Looked For
Did you find it?:
I think I did not find it
Scientific name:
Rapana venosaCommon name:
Rapa whelk
Is it alive?:
Count of individuals:
Coverage:
Reproduction:
How big is it?:
Is it male or female?:
Sampling method:
Quadrat (user-placement)
Place Studied
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Latitude:
N 43.425350 °
Longitude:
W -70.375860 °
Observation Site Information
Name:
Algae6's visit to Biddeford Pool by Old Coast Guard Station
Habitat:
Coastal - Rocky intertidal
Trip Information
Name:
Biddeford Pool by Old Coast Guard Station
Trip date:
Wed, 2011-09-21 17:23
Town or city:
Biddeford
Type of investigation:
Species and Habitat Survey
Ecosystem:
Coastal
Watershed:
Saco
Sampling Method:
Quadrat (user-placement)
Nearest waterbody:
Atlantic Ocean
Time of high tide AM:
Wed, 2011-09-21 05:53
Time of high tide PM:
Wed, 2011-09-21 18:07
Time of low tide AM:
Wed, 2011-09-21 11:56
Time of low tide PM:
Habitat Observations
Species diversity:
10 different species
Evidence of vectors:
Paved road
People
Water temperature:
18.8°C
pH:
8.7
Dissolved oxygen:
Salinity:
30.0ppt
Comments
This looks like a species of
This looks like a species of periwinkle to me. Not sure which one because the pictures are a little blurry but it is definitely a species of Littorina.