Environment and development
in coastal regions and in small islands
colbartn.gif (4535 octets)

Coastal region and small island papers 3

Table 8. CARICOMP mangrove forest measurements, 1992-1995.

Bahamas: BFS Bonaire, NA: BMP Mexico: IPN
Barbados: BRI Cayman: P & CU Puerto Rico: UPR
Belize: CBC Colombia: INVEMAR Trinidad & Tobago: IMA
Belize: HCMR Curaçao: CARMABI Foundation Venezuela: INTECMAR
Bermuda: BBSR Dominican Republic Venezuela: EDIMAR

 

Bahamas: Bahamian Field Station Map
  July 1994 July 1995
Number of plots 3 3
Basal area (m2/ha) Mean 3.93 4.33
SD 2.97 2.65
Number of trees Mean 10.3 12.0
SD 10.1 13.0
Trunk volume (m3) Mean 0.150 0.178
SD 0.096 0.085
Total biomassa (Kg m-2) Mean 1.07 1.27
SD 0.73 0.71
Total biomassb (Kg m-2) Mean 2.23 2.55
SD 1.89 2.15
Biomass per treea Mean 0.104 0.106
Biomass per treeb Mean 0.217 0.213

 

Barbados: Bellairs Research Institute Map
  February 1994 February 1995
Number of plots 3 3
Basal area (m2/ha) Mean 33.10 33.54
SD 19.07 18.89
Number of trees Mean 24.0 23.0
SD 7.2 6.1
Trunk volume (m3) Mean 4.870  
SD 3.960  
Total biomassa (Kg m-2) Mean 23.88  
SD 17.81  
Total biomassb (Kg m-2) Mean 10.05 9.98
SD 4.08 4.01
Biomass per treea Mean 0.995  
Biomass per treeb Mean 0.419 0.434

 

Belise: Smithsonian Institute, Carrie Bow Cay
  August 1993 February 1995
Number of plots 5 2
Basal area (m2/ha) Mean 15.44 1.17
SD 4.47 1.06
Number of trees Mean 43.8 31.0
SD 12.9 27.9
Trunk volume (m3) Mean 0.662 0.050
SD 0.367 0.050
Total biomassa (Kg m-2) Mean 4.49 0.66
SD 1.99 0.62
Total biomassb (Kg m-2) Mean 8.85 2.03
SD 1.67 1.83
Biomass per treea Mean 0.103 0.021
Biomass per treeb Mean 0.202 0.065

 

Belise: Hol Chan Marine Reserve
  October 1995
Number of plots 3
Basal area (m2/ha) Mean 36.83
SD 7.29
Number of trees Mean 56.3
SD 21.9
Trunk volume (m3) Mean 1.320
SD 0.530
Total biomassa (Kg m-2) Mean 8.50
SD 2.79
Total biomassb (Kg m-2) Mean 15.75
SD 1.48
Biomass per treea Mean 0.151
Biomass per treeb Mean 0.280

 

Bermuda: Bermuda Biological Station for Research Map
  August 1992 August 1993 August 1994 August 1995
Number of plots 4 4 4 4
Basal area (m2/ha) Mean 28.01 28.73 27.09 28.42
SD 8.40 8.41 10.11 8.22
Number of trees Mean 41.5 41.0 41.0 40.0
SD 27.5 27.1 27.1 26.0
Trunk volume (m3) Mean 2.390 2.160 2.070 2.130
SD 0.860 0.680 0.760 0.630
Total biomassa (Kg m-2) Mean 12.84 11.84 11.61 11.73
SD 4.80 4.20 4.54 3.89
Total biomassb (Kg m-2) Mean 10.59 10.78 10.70 10.59
SD 5.17 5.23 5.42 5.04
Biomass per treea Mean 0.309 0.289 0.283 0.293
Biomass per treeb Mean 0.255 0.263 0.261 0.265

 

Bonaire, Netherlands Antilles:
Bonaire Marine Park		 Map
  November 1994
Number of plots 4
Basal area (m2/ha) Mean 16.54
SD 3.45
Number of trees Mean 12.0
SD 9.7
Trunk volume (m3) Mean 1.298
SD 0.450
Total biomassa (Kg m-2) Mean 6.75
SD 1.66
Total biomassb (Kg m-2) Mean 4.78
SD 1.81
Biomass per treea Mean 0.563
Biomass per treeb Mean 0.398

 

Cayman: Dept. of the Environment,
Protection & Conservation Unit		 Map
  March 1994 April 1995
Number of plots 5 5
Basal area (m2/ha) Mean 30.64 30.77
SD 12.94 13.04
Number of trees Mean 48.0 48.0
SD 13.6 13.6
Trunk volume (m3) Mean 2.897  
SD 1.540  
Total biomassa (Kg m-2) Mean 13.97  
SD 5.60  
Total biomassb (Kg m-2) Mean 10.38 10.40
SD 2.55 2.55
Biomass per treea Mean 0.291  
Biomass per treeb Mean 0.216 0.217

 

Colombia: Instituto de Investigaciones Marinas y Costeras, INVEMAR Map
  February 1995
Number of plots 3
Basal area (m2/ha) Mean 42.60
SD 6.20
Number of trees Mean 34.7
SD 4.2
Trunk volume (m3) Mean 3.630
SD 0.940
Total biomassa (Kg m-2) Mean 19.37
SD 4.21
Total biomassb (Kg m-2) Mean 13.48
SD 0.83
Biomass per treea Mean 0.558
Biomass per treeb Mean 0.388

 

Curaçao: CARMABI Foundation Map
  June 1994 September 1995
Number of plots 5 5
Basal area (m2/ha) Mean 18.60 18.75
SD 6.10 6.22
Number of trees Mean 28.2 28.2
SD 14.1 14.2
Trunk volume (m3) Mean 0.942 0.944
SD 0.220 0.220
Total biomassa (Kg m-2) Mean 5.94 5.94
SD 1.42 1.42
Total biomassb (Kg m-2) Mean 8.08 8.07
SD 3.19 3.27
Biomass per treea Mean 0.211 0.211
Biomass per treeb Mean 0.287 0.286

 

Dominican Republic:
Centro de Investigaciones de Biología Marina		 Map
  November 1995
Number of plots 1
Basal area (m2/ha) Mean 16.68
SD  
Number of trees Mean 87.0
SD  
Trunk volume (m3) Mean 0.808
SD  
Total biomassa (Kg m-2) Mean 13.32
SD  
Total biomassb (Kg m-2) Mean 6.09
SD  
Biomass per treea Mean 0.153
Biomass per treeb Mean 0.070

 

Mexico: Centro de Investigación y Estudios Avanzados de IPN
  September 1994
Number of plots 3
Basal area (m2/ha) Mean 52.70
SD 24.48
Number of trees Mean 31.3
SD 7.5
Trunk volume (m3) Mean 3.713
SD 1.560
Total biomassa (Kg m-2) Mean 17.42
SD 5.84
Total biomassb (Kg m-2) Mean 11.65
SD 3.25
Biomass per treea Mean 0.557
Biomass per treeb Mean 0.372

 

Puerto Rico: University of Puerto Rico, Dept. of Marine Sciences
  October 1994
Number of plots 3
Basal area (m2/ha) Mean 20.40
SD 5.54
Number of trees Mean 23.7
SD 8.1
Trunk volume (m3) Mean 1.400
SD 0.410
Total biomassa (Kg m-2) Mean 8.26
SD 2.50
Total biomassb (Kg m-2) Mean 7.82
SD 2.45
Biomass per treea Mean 0.349
Biomass per treeb Mean 0.330

 

Trinidad & Tobago: Institute of Marine Affairs Map
  October 1993 March &
September 1994		 March &
September 1995
Number of plots 1 4 7
Basal area (m2/ha) Mean 21.39 16.23 17.76
SD   4.34 5.29
Number of trees Mean 11.0 9.8 15.9
SD   3.5 12.4
Trunk volume (m3) Mean 2.506 2.087 1.943
SD   0.884 1.164
Total biomassa (Kg m-2) Mean 11.84 9.94 9.70
SD   3.72 4.80
Total biomassb (Kg m-2) Mean 5.25 4.36 5.66
SD   0.86 2.02
Biomass per treea Mean 1.085 1.019 0.610
Biomass per treeb Mean 0.477 0.447 0.356

 

Venezuela: Universidad de Simon Bolivar,
INTECMAR		 Map
  September 1994
Number of plots 3
Basal area (m2/ha) Mean 17.10
SD 10.76
Number of trees Mean 45.3
SD 28.1
Trunk volume (m3) Mean 1.720
SD 1.010
Total biomassa (Kg m-2) Mean 9.02
SD 5.48
Total biomassb (Kg m-2) Mean 6.88
SD 4.47
Biomass per treea Mean 0.199
Biomass per treeb Mean 0.152

 

Venezuela: Fundación La Salle de Ciencias Naturales, EDIMAR Map
  May 1992 June 1994 July 1995
Number of plots 1 1 2
Basal area (m2/ha) Mean 31.21 31.77 34.54
SD     25.99
Number of trees Mean 5.0 5.0 9.0
SD     1.4
Trunk volume (m3) Mean 3.760 3.830 4.620
SD     4.720
Total biomassa (Kg m-2) Mean 15.30 15.30 19.48
SD     17.68
Total biomassb (Kg m-2) Mean 4.30 4.37 6.17
SD     2.00
Biomass per treea Mean 3.060 3.116 2.164
Biomass per treeb Mean 0.860 0.874 0.686

aCintrón, G., Y. Schaeffer-Novelli. 1984. Methods for studying mangrove structure. In: The Mangrove Ecosystem (edited by S. C. Snedaker and J. G. Snedaker), pp 91-113. UNESCO, 251 pp.

bGolley, F., H. T. Odum, R. F. Wilson. 1962. The structure and metabolism of a Puerto Rican red mangrove forest in May. Ecology, 43(1):9-19.

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