Effects of Different Salinities on Juvenile Growth of Gammarus aequicauda (Malacostraca: Amphipoda)

Table 1

The survival, mean size (CL), mean CL growth rate (GR), and estimated BL growth rate (GR_e) (estimated from mean GR) at 42 d in Gammarus aequicauda at different salinity conditions. Abbreviations: AC, acclimation conditions.

AC (psu)	Treatment (psu)	CL ± SD (μm)	GR ± SD (CL, μm d^−1)	GRe (BL, μm d^−1)	Survival (%)	Precopula pairs
34	0	—	—	—	0	—
34	2	—	—	—	0	—
34	4	—	—	—	0	—
34	9	974.6 ± 51	14.9 ± 1.2	120	93.3	+
34	19	1015.2 ± 110	18 ± 2.6	140	88.0	+
34	34	1040.1 ± 36	18.5 ± 1.0	143	90.0	+
34	40	713.7 ± 24	10.9 ± 0.6	80	82.0	—
9	0	—	—	—	0	—
9	2	827.5 ± 50	13.5 ± 1.2	102	78.3	—
9	4	976.9 ± 37	17.3 ± 1.0	132	88.0	+
9	9	924.4 ± 49	16.7 ± 1.2	125	81.6	+