Fróðskaparrit - 01.01.2005, Side 137

134
MIGRATION OF COD (GADUS MORHUA):
TAGGING EXPERIMENTS AT THE FAROES 1952-1965
MERKINGARROYNDIR VIÐ FØROYSKUM TOSKI 1952-1965
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Tagging locality Area code Dcpth (m) Boat First date Last date Days Earliest month Latest month Season w type No. tagged No. of lengths Avg. lenght S.D. Min Max No. of recapt. No. of lengths Avg. length (tagging) Avg. length (recapt.) S.D. Min Max Rccapt. %
N av Mykinesi 6208 735 70 MYL 70 A 17/11/1956 i ii L ^ 8 7 55.1 9.6 47 76 i 1 65.0 65 65 12.5
Grynnan N Mykines 6212 735 75 MYL 75 S 15/06/1965 16/06/1965 2 6 6 296 296 52.1 6.6 28 77 32 27 52.9 65.0 9.7 48 90 10.8
V Mýling 6219 733 102 MYL 102 K 07/12/1958 1 12 L^ 18 18 46.6 6.9 33 56 5 4 47.8 54.5 5.0 48 61 27.8
Whole area 69 20/11/1952 16/06/1965 1.2 6 12 331 330 52.0 6.9 28 77 38 32 52.2 63.7 9.7 48 90 11.5
All areas combined 77 11/03/1952 16/06/1965 1.5 1 12 6512 6484 50.7 9.8 24 104 1043 738 52.1 59.1 10.4 34 90 16.0
Appendix 2. Statistics.
Effects coding used for categorical variables in model.
Categorical values encountered during processing are:
AREA$ (3 levels)
ENO, KO, SVA
MONTHSRECAPS (6 levels)
01-02, 03-04, 05-06, 07-08, 09-10, 11-12
YEARTAGGED (6 levels)
1952, 1953, 1954, 1955, 1956, 1957
Dep Var: LOGDISTANCE N: 131 Multiple R: 0.533 Squared multiple R: 0.285
Analysis of Variance
Source Sum-of- Squares df Mean- Square F-ratio P
AREA$ 5.473 2 2.737 4.079 0.019
LENGTHRE CAPT 5.572 1 5.572 8.305 0.005
MONTHSRE CA P$ 5.524 5 1.105 1.647 0.153
YEARTAGGED 19.349 5 3.870 5.768 0.000
Error 78.498 117 0.671
Durbin-Watson D Statistic 1.661
First Order Autocorrelation 0.169