Environment and development
in coastal regions and in small islands

An ecological assessment of Ulugan Bay, Palawan, Philippines, CSI info 12
Appendix V

Seagrass data

Table C.

Seagrass density (D = individuals/m2) and frequency (F) per m2 at the study sites
Values in parenthesis are relative density (RD, %) and relative frequency (RF, %)
  
  Site 2
Rita-Manaburi		 Site 3
Tarunayan		 Site 4
Oyster Bay		 Site 6
Umalagan I		 Site 9
Buenavista I
  D
(RD)		 F
(RF)		 D
(RD)		 F
(RF)		 D
(RD)		 F
(RF)		 D
(RD)		 F
(RF)		 D
(RD)		 F
(RF)
Cymodocea rotundata 337.3 
(37.2)		 17.8 
(28.9)		             249.0 
(12.3)		 15.4 
(17.3)
Cymodocea serrulata 46.0 
(5.1)		 7.5 
(12.2)		     208.0 
(41.7)		 20.0 
(46.5)		     148.6 
(7.3)		 13.7 
(15.4)
Enhalus acoroides     31.7 
(46.8)		 6.3 
(61.3)		     19.2 
(82.8)		 3.8 
(79.2)		 50.8 
(2.5)		 11.2 
(12.6)
Halophila ovalis         82.7 
(16.6)		 6.0 
(14.0)		        
Halodule pinifolia 146.5 
(16.1)		 9.8 
(15.8)		             875.8 
(43.3)		 17.2 
(19.4)
Halodule uninervis 286.7 
(31.6)		 15.4 
(25.0)		 36.0 
(53.2)		 4.0 
(38.7)		 208.0 
(41.7)		 17.0 
(39.5)		     196.0 
(9.7)		 12.3 
(13.8)
Syringodium isoetifolium                 491.3 
(24.3)		 16.2 
(18.2)
Thalassia hemprichii 91.1 
(10.0)		 11.2 
(18.2)		         4.0 
(17.2)		 1.0 
(20.8)		 12.0 
(0.6)		 3.0 
(3.4)

   

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