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Appendix 2
POPULATION SIZE AND SAMPLE SIZE OF SAMPLE CENSUS

Marine Fishery

Table laPopulation Size and Sample Size in Terms of Census Blocks
Table lbTotal Number of Fishing Households and the Number of Sample Fishing Households Enumerated

Brackishwater Culture

Table 2aPopulation Size and Sample Size in Terms of Census Block
Table 2bTotal Number of Brackishwater Culture Households and the Number of Sample Brackishwater Culture Household Enumerated

NOTES FOR TABLES la AND 2a

The meanings of N, n, N' and n' in these tables are as follows:

N:The total number of census blocks involving any number of marine fishery or brackish culture households, which were identified during the course of the listing of the 1971 Population Census
n:The number of sample census blocks randomly chosen from N
N':The total number of census blocks involving any number of marine fisheries or brackishwater culture households, which were identified during the course of the listing of the 1973 Agriculture Census with Form A
n':The number of sample census blocks actually enumerated

Table la

POPULATION SIZE AND SAMPLE SIZE FOR SAMPLE CENSUS

Marine FisheryUnit: No. of Census Blocks
IslandProvinceOriginal DesignActual Results
Original Population Size
N		Original Sample Size
n		Actual Population Size
N'		Actual Sample Size
n'		Sampling Ratio n'/N'
(%)
TOTAL11 0591 00013 9689316.7
SUMATRASub-total5 1174805 8414447.6
Aceh1 287801 461684.7
North Sumatra1 312801 637784.8
West Sumatra612804068019.7
Riau1 002801 039706.7
Jambi64501474329.3
South Sumatra59270826678.1
Bengkulu10020741824.3
Lampung14820251208
JAVASub-total5 4334907 3224576.3
Jakarta127401744023.0
West Java1 1211501 8601467.8
Central Java1 5361501 9531346.9
East Java2 6491503 3351374.1
BALI50930805303.7

NOTE: For the meanings of N, n, N' and n' please see the cover page of this Appendix 2.

Table lb

TOTAL NO. OF FISHING HOUSEHOLDS (N) AND NO. OF SAMPLE FISHING HOUSEHOLDS ENUMERATED (n)

Marine Fishery

IslandCoastPopulation Size (N)Sample Size (n)Sampling Ratio n/N in %
Fishing Operator HouseholdFishing Labourer HouseholdFishing Operator HouseholdFishing Labourer HouseholdFishing Operator HouseholdFishing Labourer Household
TotalNon-powered boatPowered boatTotalNon-powered boatPowered boatTotalNon-powered boatPowered boat
Throughout 3 islands191 914186 7535 17169 63210 6488 6721 9769 1245.54.638.213.1
SUMATRAThroughout Sumatra63 56959 5264 04320 5424 4193 3051 1142 0217.05.627.59.8
Malacca Strait36 90334 2302 67312 9211 6731 1465279804.53.319.77.6
East Coast12 21811 3788402 5111 5651 15840729612.810.248.511.8
West Coast14 44813 9185305 1101 1811 0011807458.27.234.015.7
JAVAThroughout Java119 137118 0721 06548 0535 8355 0068297 0164.94.278.414.6
North Coast110 650109 81683442 0564 9344 2087266 1954.53.887.114.7
South Coast8 4878 2562315 99790179810382110.79.744.513.7
BALI9 2189 155631 03739436133874.33.952.48.4

NOTE: The number of fishing operator's households with nonpowered boat includes those without boat.

Table 2a

POPULATION SIZE AND SAMPLE SIZE FOR SAMPLE CENSUS

Brackishwater CultureUnit: No. of Census Blocks
IslandProvinceOriginal Population Size
N		Original Sample Size
n		Actual Sample Size
n'		Sampling Ratio n/N
(%)
TOTAL1 75575766143.1
SUMATRA Aceh379947524.8
North Sumatra292923100.0
JAVAJakarta505048100.0
West Java33416713450.0
Central Java48216014933.2
East Java44822420250.0
BALI333330100.0

The number of census blocks involving brackishwater culture which were counted based on Form A was heavily overestimated due to the inclusion of census blocks involving fresh water culture. Therefore, actual population size as given in Table la is omitted.

Table 2b

TOTAL NO. OF BWFC HOUSEHOLDS AND NO. OF SAMPLE BWFC HOUSEHOLDS ENUMERATED
IslandProvinceBWFC Operator HouseholdBWFC Labourer Household
Total No. of Households
N		No. of Sample Households
n		Sampling Ratio n/N %Total No. of Households NNo. of Sample Households nSampling Ratio n/N %
Total22 4086 98931.21 19946338.6
SUMATRAAceh4 05179519.6911819.8
North Sumatra14311076.95490.0
JAVAJakarta19910552.8383694.7
West Java3 1031 73655.91927740.1
Central Java8 2102 33028.448815130.9
East Java6 7091 85527.637717045.1
BALI635892.18787.5

BWFC: Brackishwater Culture

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