Intron Length (nt)

D. rerio

G. aculeatus

O. latipes

T. rubripes

T. nigroviridis

No.1 (%)2

No. (%)

No. (%)

No. (%)

No. (%)

<50

1663 (0.747)

4954 (2.495)

4612 (2.496)

5055 (2.704)

6392 (3.470)

51 - 110

42,892 (19.268)

50,090 (25.226)

56,633 (30.648)

71,335 (38.164)

78,767 (42.761)

111 - 250

27,185 (12.212)

50,462 (25.414)

30,629 (16.575)

41,688 (22.303)

40,823 (22.162)

251 - 500

17,781 (7.987)

33,764 (17.004)

21,070 (11.402)

25,516 (13.651)

22,419 (12.171)

501 - 1000

21,983 (9.875)

28,127 (14.165)

24,498 (13.258)

20,508 (10.972)

17,445 (9.470)

1000 - 2000

37,237 (16.727)

16,862 (8.492)

24,028 (13.003)

12,411 (6.640)

10,191 (5.532)

>2000

73,872 (33.184)

14,303 (7.203)

23,315 (12.617)

10,402 (5.565)

8167 (4.434)