Skip to main content
Plum Island Ecosystems
Search form
Search
Main menu
Home
About
Plum Island History
Our Mission
Site Description
Sampling Locations
Map
People
Contact Information
Research
Research Overview
Current Research
Results Highlights
Spatial - GIS
Long Term Experiments
Long Term Monitoring
Data
Data Overview
Data Catalog
Live Data
Site Map
Information Management
Education & Outreach
Schoolyard K-12
Governor's Academy
Salt Marsh Science Curriculum
Lessoning Loosestrife Curriculum
Striped Bass Curriculum
Inland Fish Curriculum
Sea Level Awareness
Fiddler Crab Curriculum
Data Nuggets
Graduate and Post-Graduate
Undergraduate
Educators and Citizen Scientists
Outreach and Collaborations
Useful Links
Publications
Publications
Proposals & Other Documents
PIE LTER Brochure
LTER Network Bibliography
For Researchers
News
Login
You are here
Data
»
Fiddler crab density in Plum Island Sound estuary, Rowley, Massachusetts
HTL-MAR-FiddlerCrabDensity.csv
Fiddler crab density in Plum Island Sound estuary, Rowley, Massachusetts.
Download: HTL-MAR-FiddlerCrabDensity.csv
Variables
Year
Label:
Year
Definition:
Calendar year of measurement
Type:
Date/time
Date format:
YYYY
Missing values:
None specified
Date
Label:
Date
Definition:
Date of measurement
Type:
Date/time
Date format:
YYYY-MM-DD
Missing values:
NA = not available
Creek
Label:
Creek
Definition:
Creek name
Type:
Nominal
Missing values:
None specified
Branch
Label:
Branch
Definition:
Creek branch based on standing at the confluence and facing upstream (landward)
Type:
Code list
Codes:
L = Left
R = Right
Missing values:
NA = not available
Side
Label:
Side
Definition:
Side of the creek channel based on facing upstream
Type:
Code list
Codes:
L = Left
R = Right
Missing values:
NA = not available
Nutrient
Label:
Nutrient
Definition:
Nutrient level for TIDE experimental creeks
Type:
Nominal
Missing values:
None specified
Plot_Location
Label:
Plot Location
Definition:
Random meter point along 200 m transect
Type:
Physical quantity
Unit:
meter
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Habitat
Label:
Habitat
Definition:
Type of habitat, Spartina = Spartina alterniflora, Creek wall is vertical surface of creek bank
Type:
Code list
Codes:
Spartina = Spartina alterniflora
Creek wall = vertical surface of creek bank
Missing values:
NA = not available
Burrow_density
Label:
Burrow density
Definition:
Density of Uca pugnax based on total burrows
Type:
Physical quantity
Unit:
numberPerMeterSquared
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Geukensia_density
Label:
Geukensia density
Definition:
Density of Geukensia demissa - bivalve
Type:
Physical quantity
Unit:
numberPerMeterSquared
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Nassarius_density
Label:
Nassarius density
Definition:
Density of Nassarius obsoletus - gastropod
Type:
Physical quantity
Unit:
numberPerMeterSquared
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Littorina_density
Label:
Littorina density
Definition:
Density of Littorina littorea - gastropod
Type:
Physical quantity
Unit:
numberPerMeterSquared
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Melampus_density
Label:
Melampus density
Definition:
Density of Melampus bidentatus - gastropod
Type:
Physical quantity
Unit:
numberPerMeterSquared
Maximum:
Not specified
Minimum:
Not specified
Precision:
Not specified
Missing values:
NA = not available
Data Source Details
Header lines:
1
Orientation:
Column
Field delimiter:
,
Record delimiter:
\r\n
Number of records:
1060