Specific Niche Characteristics Facilitate the Invasion of an Alien Fish Invader in Boreal Streams

Table 4

Niche characteristics of the fish species in the 2004 surveys. For other explanations, see Table 3.

Species	Inertia	OMI	T1	T2	OMI%	T1%	T2%	P
Salmo trutta 1+	12.30	0.70	2.45	9.15	5.7	19.9	74.4	0.020
Salmo trutta 0+	17.32	2.23	4.44	10.64	12.9	25.7	61.4	0.377
Salvelinus fontinalis 1+	21.98	6.23	2.86	12.90	28.3	13.0	58.7	0.001
Salvelinus fontinalis 0+	15.66	4.04	1.49	10.12	25.8	9.6	64.7	0.097
Lampetra planeri	11.78	2.72	2.30	6.76	23.1	19.5	57.4	0.163
Phoxinus phoxinus	12.68	0.20	0.88	11.60	1.6	6.9	91.5	0.792
Lota lota	15.90	3.20	6.89	5.81	20.1	43.3	36.5	0.112
Cottus gobio	12.34	0.71	1.84	9.78	5.8	14.9	79.3	0.006
Thymallus thymallus	12.93	1.87	1.08	9.97	14.5	8.3	77.2	0.090
Pungitius pungitius	18.30	2.60	2.34	13.36	14.2	12.8	73.0	0.005