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TABLES

Table 1. Hydrographic parameters measured at the five stations at the southern bay of Pulau Perhentian Besar on 31/7/77 during 1600–1700 hours; tide ebbing, being 0.7 m at 1705 hours

StationDepth(m)Temp.
(°C)
Salinity
()
pHO2 Concentration
(ppm)
% of Saturation
14.5S 30.232.07.927.293.5
 B 30.031.58.056.483.1
28.5S 30.232.07.957.293.5
 B 30.032.08.156.280.5
31.530.532.08.207.8102.6
40.331.231.08.3010.3137.3
512.0S 31.031.08.156.688.0
 B 30.031.08.207.597.4

Table 2. Hydrographic parameters measured at the five stations at the southern bay of Pulau Perhentian Besar on 1/8/77 during 0810–0930 hours; tide flooding, being 1.9 m at 0945 hours

StationDepth(m)Temp.
(°C)
Salinity
()
pHO2 Concentration
(ppm)
% of Saturation
16.0S 29.831.07.707.394.8
 B 30.031.57.857.293.5
210.5S 30.031.08.057.292.9
 B 30.031.58.107.192.2
33.530.031.08.207.292.9
42.229.931.08.007.090.9
514.8S 29.931.58.107.192.2
 B 29.931.58.206.989.6

Table 3. Monthly rainfall and mean temperature for the year 1976 taken at Kuala Trengganu Weather Station (Lat. 5°20'N and Long. 103°08'E)

MonthRainfall (mm)Mean Temp (°C)
January30.823.8
February11.224.7
March19.226.2
April38.126.8
May354.726.6
June92.226.3
July129.726.3
August133.726.3
September159.626.1
October219.226.3
November1 426.624.6
December254.625.5
Total2 869.6Ave. 25.8

Table 4. A list of fish taxa identified at the K. Besut fish landing site during two morning visits, showing the “trash” and other utilisable taxa. + indicates species included in the “trash”, and* indicates other utilisable species or larger size fish of these species in bulk

Taxon“Trash” spp.
$3/pic.*
Other utilisable taxa in case of “trash” shortage
ca. $10/pic.ca. $20/pic.
Aetobatidae   
 Aetobatus narinari   
Aluteridae   
 Aluterius sp.   
Ambassidae   
 Ambassid1+  
Apogonidae   
 Apogonid1+  
 Apogonid2+  
Ariidae   
 Arius sp.1   
 Arius sp.2   
Balistidae   
 Abalistes stellatis   
Belonidae   
 Tylosurus sp.   
Bothidae   
 bothid1+  
 bothid2+  
 bothid3+  
Carangidae   
 Alectis ciliaris+ (small)* (medium) 
 Alectis indicus+ (small)* (medium) 
 Atule sp.+ (small)* (medium) 
 Carangoides armatus+ (small)* (medium) 
 Carangoides malabaricus+ (small)* (medium) 
 Caranx alacate   
 Decapterus lajang+ (small)* (medium) 
 Decapterus russelli+ (small)  
 Decapterus sp.+ (small)* (medium) 
 Megalaspis cordyla+ (small)* (medium) 
 Selar boops+ (small)* (medium) 
 Selar crumenophthalmus+ (small)* (medium) 
 Selaroides leptolepis+ (small)* (medium) 
 Seriola nigrofasciata   
 Trachinotus baillonii   
Carcharhinidae   
 Carcharhinus melanopterus   
 Carcharhinus sp.   
Chirocentridae   
 Chirocentrus dorab   
Clupeidae   
 Sardinella gibbosa+ (small)* (medium)* (large)
 Sardinella sirm+ (small)* (medium)* (large)
Coryphaenidae   
 Coryphaena hippurus   
Dactylopteridae   
 Dactylopteridae sp.+  
Dasyatidae   
 dasyatid1+ (small)* (medium) 
 dasyatid2+ (small)* (medium) 
 dasyatid3   
Eleotridae   
 eleotrid1+  
 eleotrid2+  
Engraulidae   
 Stolephorus spp.+* 
Ephippidae   
 Ephippus orbis   
Gerridae   
 gerrid1+ (small)  
Gobiidae   
 gobiid1+  
 gobiid2+  
 gobiid3+  
Histiophoridae   
 Histioporus sp.   
Labridae   
 Choerodon sp.   
Lactariidae   
 Lactarius lactarius+ (small)* (medium) 
Leiognathidae   
 leiognathid1+ (small)* (medium) 
 leiognathid2+ (small)* (medium) 
 leiognathid3+ (small)* (medium) 
 Leiognathus sp.+ (small)* (medium) 
Lutjanidae   
 Caesio erythrogaster   
 Lutjanus lineolatus+ (small)  
 Lutjanus russelli   
 Lutjanus sanguineus+ (small)  
 Lutjanus sebae+ (small)  
 Lutjanus vitta+ (small)  
 Pristipomoides typus   
Monacanthidae   
 Monacanthus sp.+ (small)  
Mullidae   
 Upeneus bensasi+ (small)+ (medium) 
 Upeneus sulphureus+ (small)+ (medium) 
 Upeneus sp.+ (small)+ (medium) 
Nemipteridae   
 Nemipterus japonicus+ (small)  
 Nemipterus tolu+ (small)  
 Pentapus setosus+ (small)  
 Scolopsis cancellatus+ (small)  
Orectolobidae   
 orectolobid1   
Pentapodidae   
 Gymnocranius griseus+ (small)  
Platacidae   
 Platax sp.   
Platycephalidae   
 platycephalid1+ (small)  
 platycephalid2+ (small)  
 platycephalid3+ (small)  
 platycephalid4+ (small)  
 Platycephalus indicus   
Pomadasyidae   
 Plectorhynchus pictus   
 Pomadasys hasta+ (small)  
Priacanthidae   
 Priacanthus tayenus+ (small)  
Psettodidae   
 Psettodes erumei+ (small)  
Rachycentridae   
 Rachycentron canadus   
Rhinobatidae   
 rhinobatid1   
Sciaenidae   
 Argyrosoma sp.+ (small)* (4–6 in) 
 Nibea sp.+ (small)* (4–6 in) 
 Sciaena johnius+ (small)* (4–6 in) 
Scolopsidae   
 Scolopsis cancellatus+ (small)  
Scomberomoridae   
 Scomberomorus commersoni   
Scombridae   
 Enthynnus yaito * (4–5 in)* (6–7 in)
 Rastrelliger sp.   
 Scomberomoid1   
Cephalopoda   
 Squids+ (small)  
 Cuttlefishes+ (small)  
Crustacea   
 Shovelnose lobster+ (small)  
 metapaenid shrimps+ (small)  
 crabs (2 families)+ (small)  
Serranidae   
 Cephalopholis urodelus   
 Epinephelus areolatus   
 Epinephelus bleekeri   
 Epinephelus fasciatus   
 Epinephelus moara   
 Epinephelus sexfasciatus   
 Epinephelus tauvina   
Siganidae   
 Siganus chrysospilos   
 Siganus oramin+ (small)  
Sillaginidae   
 Sillago sihama+ (small)  
Sphyraenidae   
 Sphyraena jello+ (small)* (medium) 
 Sphyraena obtusata+ (small)* (medium) 
Synodontidae   
 Saurida sp.+ (small)  
Tetraodontidae   
 tetraodontid1+ (small)  
 tetraodontid2+ (small)  
Thunnidae   
 Thunnus tonggol   
Trichiuridae   
 Trichiurus haumela+ (small)  

* pic. (picul) = 60.5 kg

Table 5. Estimation of cost and materials for the setting up of a fish cage at Pulau Perhentian Besar

The following expenses will be needed to construct two rafts; each holding two 25' × 25' × 20' (1 × w × d) cages.

Rafts    
(i)Bamboo, length 35'40 pcs.M$80
(ii)Galvanized iron wire, SWG #122 coils (160 kati) 110
(iii)Empty oil drum, 46 gal.50 nos. 750
(iv)Wooden plank, 15' × 8" × 1"20 pcs. 75
(v)P.E. rope, 18 mm, for raft anchorage2 coils (400 m) 400 
(vi)Concrete weights for raft anchorage12 nos. 140 
Cages    
(i)Nylon netting, knotless, 1" mesh50 katiM$500
(ii)Nylon netting, knotless, 2" mesh50 kati 500
(iii)P.E. rope for sewing & fixing cages, 4, 6, 8 mm2 coils 300
(iv)Nylon twine, #124 coils 20
Equipment for fish transportation   
(i)Plastic round basin6 nos.M$30
(ii)Aerator, battery operated; tubing and air-stones, etc.3 units, 100 ft., 12 nos. 60 
Tools    
(i)Pliers, 8"4 nos.M$20
(ii)Tape measure, 50 ft.1 no. 15
(iii)Saw, hand2 nos. 18
(iv)Spade2 nos. 13
(v)Food blender1 no. 40
(vi)Landing net4 nos. 16
Miscellaneous   
 Miscellaneous expenses M$200
Total estimated costM$3,287

Table 6. Salient input and output records essential to annual assessment of the performance of a farm unit

RecordsRecording frequendy
FACILITIES 
Capital cost
Annual
Maintenance costs and relating details
As and when incurred
Replacement costs and relating details
As and when incurred
Additional input
As and when incurred
Depreciation
Annually estimated
FEEDS AND FEEDING 
Daily feeds administered, quantity and cost
Daily
Transportation cost
Daily
Fuel cost
Daily
Maintenance of craft
As and when necessary
Labour cost
Daily
Other relating minor costs
Daily
FISH STOCK 
Cost of fish fry/fingerlings/juveniles
As and when incurred
Mortality of these
As and when incurred
Proceeds of sales of harvested fish
As and when incurred
Disease treatment costs, including rejects
As and when incurred
Transportation costs
As and when incurred
Other relating minor costs
As and when incurred
LABOUR 
Relating to daily operations, all aspects and to be calculated down to number of man-hours
 Daily
Personal daily living expenses of operator/owner
Daily or monthly
Additional casual labour
As and when incurred
LOSS 
Any form of loss of facilities/fish stock
As and when incurred

Table 7. Hypothetical average daily weight increment of some of the recommended marine fishes for culture in Pulau Perhentian Besar

SpeciesStarting size
(gm)
Estimated average daily weight increment
(gm)
Epinephelus fuscoguttatus
(mottled grouper)
150–2002.0 – 2.5
Plectropomus spp. (seabasses)150–2002.0 – 2.5
Lutjanus sanguineus (red snapper)1502.0 – 2.5
L. sebae (emperor snapper)150–2002.0 – 2.5
Caranx spp. (jacks)150–2001.5 – 2.0

Table 8. Hydrographic parameters measured at the five stations in Kuala Besut Lagoon on 6/8/77 during 1350–1530 hours

STATION 1 Depth: 1.7 m; Colour of water: Brown; Transparency: 1.0 m Time of observation: 1350 hours, sunny

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.529.25.874.45.07.49
1.030.07.293.55.57.30
1.530.07.293.515.07.80

STATION 2 Depth: 1.7 m; Colour of water: Green; Transparency: 1.0 m Time of observation: 1320 hours, sunny

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.531.08.1108.031.58.02
1.031.08.0106.731.08.10
1.531.08.0106.732.08.10

STATION 3 Depth: 1.1 m; Colour of water: Brown; Transparency: 1 m Time of observation: 1425 hours

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.531.07.6101.312.07.71
1.031.08.9118.716.07.97

STATION 4 Depth: 2.1 m; Colour of water: Green; Transparency: 1.5 m Time of observation: 1515 hours, overcast

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.530.17.192.223.57.98
1.030.06.787.023.08.00
1.530.06.787.024.58.00
2.030.07.597.424.08.00

STATION 5 Depth: 2.5 m; Colour of water: Green; Transparency: 1.5 m Time of observation: 1530 hours, overcast

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.530.97.194.720.57.98
1.029.56.381.322.07.99
1.529.86.077.921.07.99
2.030.05.672.724.07.90

Table 9. Hydrographic parameters measured at four stations along a mangrove channel leading into Kuala Setiu Lagoon on 7/8/77 during 1640–1650 hours

StationDepth
(m)
pHSalinity
()
Temp.
(°C)
Transparency
(Secchi disc)
I1.07.4522.030.4All stations
II1.07.6021.030.50.5 m
III1.07.7520.030.6 
IV1.07.9022.030.4 

Table 10. Hydrographic parameters measured during 7-8/8/77 at three stations along a transect from the mangrove stream to the proposed culture site

STATION A (Near mouth of mangrove channel)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
17000.530.17.394.822.57.98
7/8/771.030.27.192.222.57.92
19450.529.97.496.122.57.99
7/8/771.030.06.584.423.57.99
 0.529.46.178.722.07.72
23451.030.05.774.022.57.78
7/8/771.530.05.064.922.07.80
 0.528.45.165.025.06.81
04001.028.85.165.424.56.80
8/8/771.528.75.266.724.06.88
 2.028.85.165.424.06.90

STATION B (Centre of Lagoon)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
17000.530.07.597.423.08.00
7/8/771.030.17.293.523.08.00
19450.529.97.192.222.08.00
7/8/771.030.16.584.423.07.97
23450.529.06.887.221.57.80
7/8/771.029.96.077.922.07.80
04000.528.75.063.224.06.70
8/8/771.029.05.165.424.06.78

STATION C (Proposed site for fish culture)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
 0.530.17.496.122.58.00
17001.030.26.888.323.08.00
7/8/771.530.25.976.624.07.95
 2.030.15.571.424.07.95
 0.530.07.090.922.08.00
19451.030.26.685.722.57.99
7/8/771.530.36.280.522.07.90
 2.030.45.977.622.07.99
 0.529.07.596.220.57.75
23451.029.26.583.322.07.71
7/8/771.530.35.875.323.57.68
 2.030.55.369.722.57.71
 0.528.46.177.722.56.80
04001.028.85.975.623.06.83
8/8/771.528.95.975.623.56.90
 2.029.05.671.823.56.90
 2.529.05.671.823.56.88

Table 11. Hydrographic parameters measured at the five stations in Kuala Setiu Lagoon on 14/11/77 during 1115–1320 hours

STATION 1 Depth: 3.0 m; Colour of water: yellowish-brown; Transparency: 0.5 m; Time of observation: 1115 hours, hazy sun

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.525.86.986.61.06.5
1.025.87.189.11.06.5
1.526.07.392.42.06.6
2.026.07.494.23.06.8
2.526.86.588.111.57.3

STATION 2 Depth: 2.5 m; Colour of water: Brownish-green; Transparency: 1.0 m; Time of observation: 1215 hours, hazy sun

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.528.58.1119.721.07.7
 Currents very strong beginning at 1.0 m. Measurement at other points had therefore to be omitted. 

STATION 3 Depth: 2.8 m; Colour of water: Dark-brown; Transparency: 0.5 m; Time of observation: 1240 hours, drizzling

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.529.08.6128.121.07.8
1.029.08.2121.421.07.9
1.529.08.4125.922.07.9
2.029.09.2145.330.08.1
2.529.09.3146.730.08.1

STATION 4 Depth: 3 m; Colour of water: Dark-brown; Transparency: 0.5 m Time of observation: 1305 hours, raining

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.527.59.2132.119.07.6
1.028.08.2119.019.57.7
1.527.37.9114.121.57.9
2.028.38.9131.922.08.0
2.528.58.8130.122.07.9

STATION 5 Depth: 3.2 m; Colour of water: Dark-brown; Transparency: 1.0 m Time of observation: 1320 hours, raining heavily

Depth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
0.527.48.4114.711.0114.7
1.028.37.1103.920.0103.9
1.528.57.3106.420.0106.4
2.028.88.6133.729.0133.7
2.528.88.6134.529.0134.5

Table 12. Hydrographic parameters measured during 13–16/11/77 at three stations along a transect from the mangrove stream to the selected culture site

STATION A (Near mouth of mangrove channel)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
14150.5265.168.6212.57.5
13/11/771.0295.074.0020.07.8
 1.5295.480.9322.07.9
 2.0295.889.2026.08.0
 0.528.08.3116.4814.07.4
13451.028.47.8116.5222.08.1
14/11/771.528.57.2107.0522.08.1
 2.028.98.1126.4328.58.2
 0.529.28.0115.8716.07.4
14451.028.87.7110.8116.07.3
15/11/771.529.07.7115.4122.07.9
 2.029.08.2124.9325.58.0
 2.529.08.3129.4129.08.0
 0.528.38.3113.6010.07.3
18051.028.57.3106.5019.07.6
15/11/771.528.57.8114.5021.07.7
 2.028.58.6132.9428.07.9
 2.528.57.3112.8129.07.9
 0.527.97.2100.8814.07.4
21101.028.27.1101.1916.07.5
15/11/771.528.47.2104.2318.07.5
 2.028.57.4107.9619.07.6
 2.528.57.6114.4524.07.8
 0.527.09.2133.4822.07.8
00301.027.29.2133.9222.07.9
16/11/771.527.39.4137.9323.07.8
 2.027.39.2135.0023.07.8
 2.527.59.4139.2824.07.8
 0.527.08.4121.8722.07.1
03001.027.08.8127.6722.07.2
16/11/771.527.28.6125.1822.07.3
 2.027.39.5138.5122.07.4
 2.527.49.7141.6622.07.3

STATION B (Centre of Lagoon)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
 0.526.56.085.2520.07.8
14001.028.05.275.7320.07.9
13/11/771.528.05.685.8628.08.1
 2.027.56.597.5626.08.1
 0.528.08.5117.8612.07.7
13401.028.37.9112.0616.07.7
14/11/771.528.47.5113.4925.08.3
 2.028.88.7135.1328.08.2
15050.529.28.5120.1813.07.4
15/11/771.029.07.7114.6821.07.7
 1.529.07.5108.8918.07.5
17450.527.27.9108.7414.07.4
15/11/771.028.57.1104.2420.07.6
 1.528.57.9118.9825.07.8
21050.527.58.0110.6913.07.5
15/11/771.028.07.8109.4714.07.5
 1.528.47.8112.9118.07.6
 0.527.09.2131.8020.07.8
00101.027.39.3134.0121.07.9
16/11/771.527.39.5137.7822.07.9
 2.027.59.5139.8623.07.9
 2.527.59.5139.8623.07.9
 0.527.08.7122.3818.06.9
02451.027.39.2131.7320.07.0
16/11/771.527.29.5137.4121.07.2
 2.027.39.3135.6022.07.2

STATION C (Proposed site for fish culture)

Time of observationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
 0.526.05.979.3912.57.5
13301.028.05.985.3819.07.8
13/11/771.528.06.8101.5824.07.9
 2.028.07.1108.8628.08.1
 2.527.57.5114.0628.08.1
 0.527.48.4114.6611.07.3
13201.028.37.1103.9020.07.8
14/11/771.528.57.3106.4420.07.9
 2.028.88.6133.6929.08.3
 2.528.88.6134.4729.08.4
 0.528.98.8124.5513.07.5
 1.028.98.5124.0418.07.7
15201.528.58.0118.1921.07.8
15/11/772.028.59.1139.7427.08.0
 2.528.59.3145.6830.08.0
 0.527.49.2127.8614.07.3
17451.028.57.5108.0717.07.5
15/11/771.528.57.7113.4020.57.7
 2.028.58.8131.7724.07.9
 2.528.58.9136.8028.08.0
 0.528.08.3115.0912.07.4
20501.028.47.4105.0916.07.6
15/11/771.528.57.4107.9619.07.6
 2.028.57.7113.7422.07.7
 2.528.57.6114.4524.07.8
 0.527.09.1127.1716.07.7
23451.027.29.2130.7019.07.8
15/11/771.527.59.2134.5822.07.9
 2.027.59.3135.1821.07.9
 2.527.59.4136.6421.07.9
 3.027.59.4137.5022.07.9
 0.527.08.1115.3219.07.1
02201.027.58.9128.5620.07.2
16/11/771.527.29.4135.2421.07.4
 2.027.29.9142.4721.07.5
 2.527.39.4137.0522.07.6

Table 13. Hydrographic parameters measured at four stations along a mangrove stream leading into Kuala Setiu Lagoon on 14/11/77 during 1345–1415 hours

StationDepth (m)Temp.
(°C)
Dissolved Oxygen (DO)Salinity
()
pH
(ppm)(% Saturation)
I0.527.25.471.66.05.9
II0.527.33.851.510.06.3
III0.527.85.474.413.06.9
IV0.528.08.3126.414.07.4

Table 14. Catch record of beach seine operation

Date18/920/921/922/924/925/926/927/928/93/10Total
Site code(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)
Number of hauls3597754642
Salinity ()18.0016.0016.0021.0020.0021.0020.0024.0025.0022.0052
Species           
Epinephelus tauvina13951113151143101185
Lutjanus argentimaculatus2259324521 54
Lutjanus russelli156612482393926998143614
Lates calcarifer/1161410131//46
Lethrinus nebulosus413684165463572803845181 461
Total71114280268123911262284965622 360

Table 15. Material requirements and actual costs for the construction of floating net cages for the two earmarked prospective operators in Kuala Setiu Lagoon

ItemQuantityCost
(M$)
RAFT (overall 8 m × 4.5 m)3 
Bamboo poles (10–13 cm in diameter)
30 pcs. 11 m long at60
44-gal. oil drum
30 nos.150
Galvanized iron wire
50 kg55
Wooden planks (2.5 cm × 20 m × 3 m)
9 pcs.32
CAGE (4 nos. of 1.8 m × 1.8 m × 1.8 m and 8 nos. of 3 m × 3 m × 2.1 m)12 
Nylon netting, 1.27 cm
65 m2200
Nylon netting, 1.6 cm and 5 cm
130 m2350
Nylon twine and ropes
 150
Galvanized water pipes 1.27 cm
70 m60
Elbow joints for Galvanized water pipes
32 nos.15
ANCHORAGE  
Concrete weights
12 nos.140
Nylon rope, 18 mm
180 m200
TOOLS  
Pliers, 20 cm
4 nos.20
Tape measure, 15 m
1 no.15
Saw, hand
2 nos.18
Spade
2 nos.13
Food blender
1 no.40
Landing net
4 nos.16
Total M$ 1 534

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