Leech-Like Parasites (Clitellata, Acanthobdellida) Infecting Native and Endemic Eastern Siberian Salmon Fishes

Table 2

The size-weight characteristics of infected fishes in 2009 and 2010.

Year	Species	Age	Body Length, cm		Weight, kg		Sex ratio (M/F)
			Average (std div.)		Average (std div.)
			Actual range		Actual range
			Male	Female	Male	Female
2009	Lenok	4+	32.7	—	0.345	—	1/0
		6+	—	49.9	—	1.20	0/1
	Grayling	2+	20.1 (1.70)	15.8 (1.06)	0.07 (0.02)	0.03 (0.01)	1/1
			18.9–21.3	15.0–16.5	0.06–0.08	0.03–0.04
		3+	24.0 (0.85)	24.1 (0.14)	0.12 (0.02)	0.11 (0.01)	3/2
			23.0–24.6	24.0–24.2	0.11–0.14	0.10–0.12
		4+	26.5	25.5	0.16	0.14	111
2010	Lenok	4+	34.1 (2.62)	—	0.40 (0.10)	—	2/0
			32.2–35.9		0.33–0.47
		5+	41.2 (1.16)	—	0.77 (0.05)	—	4/0
			41.0–42.9		0.72–0.84
		6+	49.2 (0.90)	49.9	1.20 (0.04)	1.20 (0.01)	3/2
			48.2–49.8		1.14–1.21	1.19–1.21
		7+	—	50.8 (0.46)	—	1.36 (0.09)	0/7
				49.9–51.2		1.19–1.43
	Grayling	2+	20.6 (2.65)	19.8 (3.0)	0.08 (0.03)	0.07 (0.03)	42/36
			15.9–24.5	15.0–24.5	0.04–0.14	0.03–0.14
		3+	24.0 (1.89)	23.7 (1.21)	0.12 (0.03)	0.12 (0.02)	36/35
			19.4–26.7	22.2–26.0	0.06–0.16	0.09–0.16
		4+	26.2 (0.86)	25.0 (1.28)	0.16 (0.01)	0.14±0.02	16/30
			24.5–27.5	23.5–27.1	0.14–0.18	0.12–0.18