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Table 2

(A) Change of valve lengths depending on temperature in different altitudinal ranges for H. salina and (B) I. bradyi. Abbreviations: RL, length of right valve; RH, height of right valve; LL, length of left valve, LH, height of left valve; TW, water temperature. Note that ranges without species are not shown in the table.

Range RL RH LL LH TW
A
991–1155 0.908 0.566 0.939 0.607 15.6
661–825 1.018 0.594 1.060 0.629 20.8
496–660 0.954 0.560 0.991 0.631 19.5
331–495 0.960 0.572 1.149 0.618 200
166–330 0.831 0.506 0.849 0.536 19.4
0–165 0.999 0.587 1.042 0.635 23.2
Mean 0.945 0.564 1.005 0.609 19.75
St. Dev. 0.062 0.028 0.095 0.034 2.25
B
1321–1485 0.797 0.415 0.825 0.432 16.1
1156–1320 0.896 0.461 0.9 0.473 16.8
991–1155 0.805 0.434 0.827 0.463 15.6
826–990 0.844 0.442 0.857 0.461 17.5
496–660 0.784 0.414 0.804 0.433 19.5
331–495 0.817 0.422 0.836 0.444 20.0
0–165 0.793 0.408 0.820 0.434 23.2
Mean 0.819 0.428 0.838 0.448 18.38
St. Dev. 0.036 0.017 0.029 0.015 2.49

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