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Alaska Fisheries Science Center Metadata Librar... > Resource Ecology and Fisheries Management Divis... > Life History > AFSC/REFM: Bomb-produced age validation study >

csv file

Entity (ENT)  |  Alaska Fisheries Science Center (AFSC)
GUID: gov.noaa.nmfs.inport:27732  |  Updated: August 9, 2022  |  Published / External 
Summary
Item Identification
Entity Info
Data Attributes
Catalog Details

Summary

Abstract

Northern rockfish adults

Description

Northern rockfish adults

Entity Information

Data Attribute / Type Description
File_Type
Unknown 		Designates the AFSC division that collected the samples. Note the REFM division is now the FMA (Observer Program).
Date_Collected
NUMBER 		month day year.
Year
NUMBER 		Year collected.
Date_Released
NUMBER 		Date the production age estimates were finished (given to Stock Assessment staff).
Vessel_Code
NUMBER 		RACE vessel code if numeric, or REFM vessel code if alpha.
Cruise_Number
NUMBER 		Cruise number.
Area
NUMBER 		Statistical areas in GOA or EBS of catch location.
Species_code
NUMBER 		Northern rockfish=303 or yellowfin sole=140.
Specimen_ID
NUMBER 		Collection number for each specimen. NOTE- Specimen numbers are within cruise, so there can be multiple repeats in sheet.
Reader
Unknown 		Code for individual staff member that did the production age estimates.
Final_Age
NUMBER 		production age estimates, from growth zone counts.
Comment
Unknown 		codes by reader at time of Production ageing. A=Collector error, B=Broken (damaged) otolith,C=Comments on age form,D=Difficult,E=Edge,F=Faint annulus,G=Growth pattern,H=Break and burn problems, I=Chalky otolith, J=Checky, K=Crystallized, L=Unable to age, M=More than 2 otoliths in vial, N=Slow growing fish, O=Fast growing fish, P=Otolith too small for length, Q=Otolith too large for length, S=Thin-sectioned specimen, T=Image taken of otolith,X=Picture perfect otolith pattern
Read_Code_Final_age
NUMBER 		Final_Age
Birth_year_from_final_age
NUMBER 		Year collected ? Final_age
AGE_confirmation_by_reader_A
Unknown 		Post production ageing, new age estimates from growth zone counts done specifically for 14C study.
Read_codes_for_confirmation_age
Unknown 		codes 1 = Good age, high degree of confidence. 2 = Ok age, slight confidence, some easy choices to make on interpretation. 3 = Difficult age, very little confidence, numerous difficult choices to make on interpretation Fraction used is half way between tabled whole unit values.
Condition_codes
Unknown 		codes: 1 = Otolith condition allowed ageing with out problems. 2 = Otolith condition allowed ageing with y slight problems. 3 = Otolith condition allowed ageing with excessive problems, or not at all. If used, a fractional value is half way between tabled whole unit values.
Birth_Year_based_on_confirmation_age
Unknown 		Year collected ? AGE (confirmation by reader A or L).
Birth_year_for_plot
Unknown 		Birth year used for 14C study calculations. This is the same as column R on samples that were chosen for the 14C study.
Receipt_number
Unknown 		Sample assigned by WHOI, NOSAMS for mass spectrometry when measuring the 14C. See: http://www.whoi.edu/nosams/
Date_Reported
Unknown 		Date the 14C measurements results were reported to AFSC from WHOI, NOSAMS
Kind
Unknown 		Material chemical form. Determines type of analysis methods used at WHOI, NOSAMS.
Type
Unknown 		Type of biological structure. Determines type of analysis methods used at WHOI, NOSAMS.
Submitter_Identification
Unknown 		AFSC specimen ID used at WHOI, NOSAMS., Same as column I
Description
Unknown 		Text description of sample material used at WHOI, NOSAMS.
Process
Unknown 		Chemical analysis process used at WHOI, NOSAMS. HY is acid hydrolysis.
NOSAMS_Accession_number
Unknown 		Number assigned by NASAMS for international tracking of 14C measurements.
d13C
Unknown 		Measurement of d13C made at NASAMS. Needed for analysis of 14C and radiocarbon age, to correct for isotopic fractionation.
d13C_Source
Unknown 		Source of d13 measurements; N MEASURED means measured by WHOI, NOSAMS.
Small
Unknown 		If blank, small sample mass methods were not applied by WHOI, NOSAMS. If yes, small sample mass methods were applied by WHOI, NOSAMS.
F_Modern
Unknown 		Fraction Modern (Fm) is a measurement of the deviation of the 14C/12C ratio of a sample from Modern.
Fm_Error
Unknown 		Error in Fm of one sigma.
Age
Unknown 		Radiocarbon age is calculated from the d13C-corrected Fraction Modern according to the following formula: Age = -8033 ln (Fm). >
Age_Error
Unknown 		Is 8033 times the relative error in the Fm. > Modern is defined as 95% of the 14C activity for AD 1950, as defined by the oxalic acid standard, sample activities can be substantially greater than Modern.
Delta14C
Unknown 		Defined as equation in docx file, Where lamda is 1/(true mean-life) of radiocarbon = 1/8267 = 0.00012097, and Yc is year of collection. In this case Yc is the same as Birth year in the following column, AJ.
BIRTH_YEAR
Unknown 		Same as column S. Used in the above calculation.
Sample_Weight_mg
Unknown 		Weight of otolith sample material supplied by AFSC, Age and Growth Program to WHOI, NOSAMS.
Delta14C_my_calculations
Unknown 		Recalculation by Craig Kastelle at AFSC, to check for errors.
Delta14C_ERROR_my_calculations
Unknown 		One sigma error in Delta14C (Delta14C in previous columns)
D14_95_CI
Unknown 		The 95% confidence interval in the Delta14C value, calculated from the one sigma error.

Child Items

No Child Items for this record.

Contact Information

No contact information is available for this record.

Please contact the owner organization (AFSC) for inquiries on this record.

Item Identification

Title: csv file
Short Name: csv file
Status: In Work
Abstract:

Northern rockfish adults
Notes:

Loaded by FGDC Metadata Uploader, batch 7215, 10-07-2015 10:50

Entity Information

Description:

Northern rockfish adults

Data Attributes

Attribute Summary

Rubric Score Primary Key? Name Type Description
100
 File_Type Unknown Designates the AFSC division that collected the samples. Note the REFM division is now the FMA (Observer Program).
100
 Date_Collected NUMBER month day year.
100
 Year NUMBER Year collected.
100
 Date_Released NUMBER Date the production age estimates were finished (given to Stock Assessment staff).
100
 Vessel_Code NUMBER RACE vessel code if numeric, or REFM vessel code if alpha.
100
 Cruise_Number NUMBER Cruise number.
100
 Area NUMBER Statistical areas in GOA or EBS of catch location.
100
 Species_code NUMBER Northern rockfish=303 or yellowfin sole=140.
100
 Specimen_ID NUMBER Collection number for each specimen. NOTE- Specimen numbers are within cruise, so there can be multiple repeats in sheet.
100
 Reader Unknown Code for individual staff member that did the production age estimates.
100
 Final_Age NUMBER production age estimates, from growth zone counts.
100
 Comment Unknown codes by reader at time of Production ageing. A=Collector error, B=Broken (damaged) otolith,C=Comments on age form,D=Difficult,E=Edge,F=Faint annulus,G=Growth pattern,H=Break and burn problems, I=Chalky otolith, J=Checky, K=Crystallized, L=Unable to age, M=More than 2 otoliths in vial, N=Slow growing fish, O=Fast growing fish, P=Otolith too small for length, Q=Otolith too large for length, S=Thin-sectioned specimen, T=Image taken of otolith,X=Picture perfect otolith pattern
100
 Read_Code_Final_age NUMBER Final_Age
100
 Birth_year_from_final_age NUMBER Year collected ? Final_age
100
 AGE_confirmation_by_reader_A Unknown Post production ageing, new age estimates from growth zone counts done specifically for 14C study.
100
 Read_codes_for_confirmation_age Unknown codes 1 = Good age, high degree of confidence. 2 = Ok age, slight confidence, some easy choices to make on interpretation. 3 = Difficult age, very little confidence, numerous difficult choices to make on interpretation Fraction used is half way between tabled whole unit values.
100
 Condition_codes Unknown codes: 1 = Otolith condition allowed ageing with out problems. 2 = Otolith condition allowed ageing with y slight problems. 3 = Otolith condition allowed ageing with excessive problems, or not at all. If used, a fractional value is half way between tabled whole unit values.
100
 Birth_Year_based_on_confirmation_age Unknown Year collected ? AGE (confirmation by reader A or L).
100
 Birth_year_for_plot Unknown Birth year used for 14C study calculations. This is the same as column R on samples that were chosen for the 14C study.
100
 Receipt_number Unknown Sample assigned by WHOI, NOSAMS for mass spectrometry when measuring the 14C. See: http://www.whoi.edu/nosams/
100
 Date_Reported Unknown Date the 14C measurements results were reported to AFSC from WHOI, NOSAMS
100
 Kind Unknown Material chemical form. Determines type of analysis methods used at WHOI, NOSAMS.
100
 Type Unknown Type of biological structure. Determines type of analysis methods used at WHOI, NOSAMS.
100
 Submitter_Identification Unknown AFSC specimen ID used at WHOI, NOSAMS., Same as column I
100
 Description Unknown Text description of sample material used at WHOI, NOSAMS.
100
 Process Unknown Chemical analysis process used at WHOI, NOSAMS. HY is acid hydrolysis.
100
 NOSAMS_Accession_number Unknown Number assigned by NASAMS for international tracking of 14C measurements.
100
 d13C Unknown Measurement of d13C made at NASAMS. Needed for analysis of 14C and radiocarbon age, to correct for isotopic fractionation.
100
 d13C_Source Unknown Source of d13 measurements; N MEASURED means measured by WHOI, NOSAMS.
100
 Small Unknown If blank, small sample mass methods were not applied by WHOI, NOSAMS. If yes, small sample mass methods were applied by WHOI, NOSAMS.
100
 F_Modern Unknown Fraction Modern (Fm) is a measurement of the deviation of the 14C/12C ratio of a sample from Modern.
100
 Fm_Error Unknown Error in Fm of one sigma.
100
 Age Unknown Radiocarbon age is calculated from the d13C-corrected Fraction Modern according to the following formula: Age = -8033 ln (Fm). >
100
 Age_Error Unknown Is 8033 times the relative error in the Fm. > Modern is defined as 95% of the 14C activity for AD 1950, as defined by the oxalic acid standard, sample activities can be substantially greater than Modern.
100
 Delta14C Unknown Defined as equation in docx file, Where lamda is 1/(true mean-life) of radiocarbon = 1/8267 = 0.00012097, and Yc is year of collection. In this case Yc is the same as Birth year in the following column, AJ.
100
 BIRTH_YEAR Unknown Same as column S. Used in the above calculation.
100
 Sample_Weight_mg Unknown Weight of otolith sample material supplied by AFSC, Age and Growth Program to WHOI, NOSAMS.
100
 Delta14C_my_calculations Unknown Recalculation by Craig Kastelle at AFSC, to check for errors.
100
 Delta14C_ERROR_my_calculations Unknown One sigma error in Delta14C (Delta14C in previous columns)
100
 D14_95_CI Unknown The 95% confidence interval in the Delta14C value, calculated from the one sigma error.

Attribute Details

File_Type

CC ID: 229703
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Designates the AFSC division that collected the samples. Note the REFM division is now the FMA (Observer Program).

Date_Collected

CC ID: 229704
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

month day year.
Allowed Values: 1 - 35

Year

CC ID: 229705
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Year collected.
Allowed Values: 1987 - 1996

Date_Released

CC ID: 229706
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Date the production age estimates were finished (given to Stock Assessment staff).
Allowed Values: 32416 - 36384

Vessel_Code

CC ID: 229707
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

RACE vessel code if numeric, or REFM vessel code if alpha.
Allowed Values: 21 - 560

Cruise_Number

CC ID: 229708
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Cruise number.
Allowed Values: 198701 - 199606

Area

CC ID: 229709
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Statistical areas in GOA or EBS of catch location.
Allowed Values: 0 - 241

Species_code

CC ID: 229710
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Northern rockfish=303 or yellowfin sole=140.
Allowed Values: 303 - 303

Specimen_ID

CC ID: 229711
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Collection number for each specimen. NOTE- Specimen numbers are within cruise, so there can be multiple repeats in sheet.
Allowed Values: 1 - 505

Reader

CC ID: 229712
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Code for individual staff member that did the production age estimates.

Final_Age

CC ID: 229713
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

production age estimates, from growth zone counts.
Allowed Values: 10 - 45

Comment

CC ID: 229714
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

codes by reader at time of Production ageing. A=Collector error, B=Broken (damaged) otolith,C=Comments on age form,D=Difficult,E=Edge,F=Faint annulus,G=Growth pattern,H=Break and burn problems, I=Chalky otolith, J=Checky, K=Crystallized, L=Unable to age, M=More than 2 otoliths in vial, N=Slow growing fish, O=Fast growing fish, P=Otolith too small for length, Q=Otolith too large for length, S=Thin-sectioned specimen, T=Image taken of otolith,X=Picture perfect otolith pattern

Read_Code_Final_age

CC ID: 229715
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Final_Age
Allowed Values: -9 - 2

Birth_year_from_final_age

CC ID: 229716
Data Storage Type: NUMBER
Required: No
Primary Key: No
Status: Active
Description:

Year collected ? Final_age
Allowed Values: 1943 - 1977

AGE_confirmation_by_reader_A

CC ID: 229717
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Post production ageing, new age estimates from growth zone counts done specifically for 14C study.

Read_codes_for_confirmation_age

CC ID: 229718
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

codes 1 = Good age, high degree of confidence. 2 = Ok age, slight confidence, some easy choices to make on interpretation. 3 = Difficult age, very little confidence, numerous difficult choices to make on interpretation Fraction used is half way between tabled whole unit values.

Condition_codes

CC ID: 229719
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

codes: 1 = Otolith condition allowed ageing with out problems. 2 = Otolith condition allowed ageing with y slight problems. 3 = Otolith condition allowed ageing with excessive problems, or not at all. If used, a fractional value is half way between tabled whole unit values.

Birth_Year_based_on_confirmation_age

CC ID: 229720
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Year collected ? AGE (confirmation by reader A or L).

Birth_year_for_plot

CC ID: 229721
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Birth year used for 14C study calculations. This is the same as column R on samples that were chosen for the 14C study.

Receipt_number

CC ID: 229722
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Sample assigned by WHOI, NOSAMS for mass spectrometry when measuring the 14C. See: http://www.whoi.edu/nosams/

Date_Reported

CC ID: 229723
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Date the 14C measurements results were reported to AFSC from WHOI, NOSAMS

Kind

CC ID: 229724
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Material chemical form. Determines type of analysis methods used at WHOI, NOSAMS.

Type

CC ID: 229725
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Type of biological structure. Determines type of analysis methods used at WHOI, NOSAMS.

Submitter_Identification

CC ID: 229726
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

AFSC specimen ID used at WHOI, NOSAMS., Same as column I

Description

CC ID: 229727
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Text description of sample material used at WHOI, NOSAMS.

Process

CC ID: 229728
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Chemical analysis process used at WHOI, NOSAMS. HY is acid hydrolysis.

NOSAMS_Accession_number

CC ID: 229729
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Number assigned by NASAMS for international tracking of 14C measurements.

d13C

CC ID: 229730
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Measurement of d13C made at NASAMS. Needed for analysis of 14C and radiocarbon age, to correct for isotopic fractionation.

d13C_Source

CC ID: 229731
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Source of d13 measurements; N MEASURED means measured by WHOI, NOSAMS.

Small

CC ID: 229732
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

If blank, small sample mass methods were not applied by WHOI, NOSAMS. If yes, small sample mass methods were applied by WHOI, NOSAMS.

F_Modern

CC ID: 229733
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Fraction Modern (Fm) is a measurement of the deviation of the 14C/12C ratio of a sample from Modern.

Fm_Error

CC ID: 229734
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Error in Fm of one sigma.

Age

CC ID: 229735
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Radiocarbon age is calculated from the d13C-corrected Fraction Modern according to the following formula: Age = -8033 ln (Fm). >

Age_Error

CC ID: 229736
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Is 8033 times the relative error in the Fm. > Modern is defined as 95% of the 14C activity for AD 1950, as defined by the oxalic acid standard, sample activities can be substantially greater than Modern.

Delta14C

CC ID: 229737
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Defined as equation in docx file, Where lamda is 1/(true mean-life) of radiocarbon = 1/8267 = 0.00012097, and Yc is year of collection. In this case Yc is the same as Birth year in the following column, AJ.

BIRTH_YEAR

CC ID: 229738
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Same as column S. Used in the above calculation.

Sample_Weight_mg

CC ID: 229739
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Weight of otolith sample material supplied by AFSC, Age and Growth Program to WHOI, NOSAMS.

Delta14C_my_calculations

CC ID: 229740
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

Recalculation by Craig Kastelle at AFSC, to check for errors.

Delta14C_ERROR_my_calculations

CC ID: 229741
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

One sigma error in Delta14C (Delta14C in previous columns)

D14_95_CI

CC ID: 229742
Data Storage Type: Unknown
Required: No
Primary Key: No
Status: Active
Description:

The 95% confidence interval in the Delta14C value, calculated from the one sigma error.

Catalog Details

Catalog Item ID: 27732
GUID: gov.noaa.nmfs.inport:27732
Metadata Record Created By: Angie Greig
Metadata Record Created: 2015-10-07 10:50+0000
Metadata Record Last Modified By: SysAdmin InPortAdmin
Metadata Record Last Modified: 2022-08-09 17:11+0000
Metadata Record Published: 2016-04-28
Owner Org: AFSC
Metadata Publication Status: Published Externally
Do Not Publish?: N
Metadata Last Review Date: 2016-04-28
Metadata Review Frequency: 1 Year
Metadata Next Review Date: 2017-04-28