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Table 1 Age and estimated hatch date of glass eels of Anguilla japonica in January 2009

From: Occurrence and biological characteristics of glass eels of the Japanese eel Anguilla japonica at the Cagayan River of Luzon Island, Philippines in 2009

TL (mm)

Early life stages (days)

Age at the recruitment (days)

Collection date

Hatch date

Leptocephalus

Metamorphosing

Glass eel

51.8

146

18

21

185

26 Jan 2009

25 Jul 2008

48.5

137

15

21

173

26 Jan 2009

6 Aug 2008

48.0

128

13

18

159

26 Jan 2009

20 Aug 2008

52.1

119

17

21

157

26 Jan 2009

22 Aug 2008

55.0

102

20

32

154

26 Jan 2009

25 Aug 2008

55.1

106

28

18

152

26 Jan 2009

27 Aug 2008

47.8

117

13

18

148

26 Jan 2009

31 Aug 2008

56.1

108

25

9

142

26 Jan 2009

6 Sep 2008

51.2

108

21

7

136

26 Jan 2009

12 Sep 2008

51.8

98

21

12

131

26 Jan 2009

17 Sep 2008

54.8

79

22

17

118

26 Jan 2009

30 Sep 2008

48.5

77

19

15

111

26 Jan 2009

7 Oct 2008