Table 1 Change of condition factor on diploid and triploid marine medaka, Oryzias dancena during experiment^*

Time (months after hatched)	Condition factor
	Diploid						Triploid
	Male			Female			Male		Female
1	51.2^a			50.2^a		39.6^b			39.0^b
2	6.32^a			6.25^a		5.67^b			5.78^a
3	3.07^a			2.98^a		2.80^b			2.82^b
4	2.42^a			2.40^a		2.26^b			2.24^b
5	2.07^a			2.04^a		1.90^a			1.93^a
6	1.95^a			1.92^a		1.82^a			1.83^a
8	1.58^a			1.58^a		1.52^a			1.58^a
10	1.47^a			1.47^a		1.47^a			1.47^a
12	1.39^a			1.40^a		1.40^a			1.41^a
		DF	Anova SS		Mean square			F-value		P-value
Ploid		1	30,512.581		7,783.904			259.349		<0.0001
Sex		3	254.017		14.127			1.448		<0.9589
Interaction		7	4,144.312		1,038.084			11.874		<0.0942

^*Condition factor = (Body weight × 100)/(Body length)³. Each values are means±S.D. of triplicate experiment. The different superscripts of each value are significantly different between ploid and sex (P<0.05).