Biodiversity of Three Backwaters in the South West Coast of India

Table 10

Karl Pearson correlation showing the significance by relating the number of fishes and sediment parameters of Veli Lake.

Name of fish	Organic carbon	Total phosphorus	Total nitrogen	Copper	Lead	Manganese	Nickel	Zinc
Oreochromis mossambicus	0.76^**	−0.41	0.71^**	−0.001	−0.05	−0.09	−0.28	−0.05
Etroplus suratensis	0.22	−0.20	−0.44	−0.01	0.23	0.14	−0.12	0.01
Etroplus maculatus	0.21	−0.42	0.15	0.30	−0.81^**	−0.88^**	0.66^*	0.83^**
Terapon jarbua	−0.55^*	−0.27	−0.03	0.51^*	−0.47	−0.23	0.16	0.22
Caranx sehfsciatis	−0.42	−0.01	−0.24	0.56^*	0.01	0.12	−0.45	−0.04
Caranx ignobilis	−0.19	0.21	−0.31	0.33	0.23	0.19	−0.63^*	−0.06
Chanda ranga	0.00	0.46	−0.06	−0.08	0.30	0.20	−0.34	−0.10
Chanda nama	−0.21	0.07	0.08	−0.29	0.17	−0.01	−0.18	−0.01
Mugil cephalus	−0.64^*	−0.37	−0.11	0.39	−0.32	−0.12	0.02	0.13
Channa marulius	0.29	0.07	0.51^*	−0.40	0.25	0.37	−0.05	−0.48
Channa striatus	0.06	0.03	0.33	−0.33	0.25	0.41	−0.06	−0.50^*
Megalops cyprinoides	−0.31	0.29	−0.43	−0.30	0.31	0.36	0.23	−0.15
Gerres filamentosus	0.56^*	−0.41	0.01	0.23	−0.47	−0.56^*	0.09	0.42
Puntius filamentosus	0.53^*	−0.43	0.16	0.29	0.06	0.05	−0.50^*	−0.05
Anabas testudineus	−0.08	−0.43	0.7	−0.28	−0.03	0.06	−0.16	−0.19
Mystus gulio	−0.56^*	0.32	−0.9	−0.31	0.32	0.31	0.08	−0.37
Arius arius	0.05	0.38	−0.39	−0.26	0.41	0.34	0.09	−0.25
Tachysurus subrostratus	−0.58^**	−0.28	−0.15	0.55^*	−0.29	−0.07	−0.13	0.08
Valamugil cunnesius	−0.09	−0.38	−0.11	0.53^*	−0.05	0.10	−0.42	−0.09
Liza parsia	−0.45	0.02	−0.39	0.05	0.14	0.21	0.06	−0.06
Elops machnata	0.34	−0.14	−0.31	0.14	0.23	0.14	−0.43	−0.09
Hyphorhampus improvis	−0.56^*	−0.33	−0.13	0.53^*	−0.31	−0.09	−0.07	0.08
Periophthalmus weberi	0.23	−0.17	0.37	0.46	−0.08	0.08	−0.30	−0.09
Glossogobius giuris	−0.14	0.39	−0.17	0.11	0.23	0.14	−0.47	−0.05
Anguilla bengalensis	−0.26	0.32	−0.19	0.23	0.15	0.11	−0.50^*	−0.03
Austroglossus pectoralis	−0.04	−0.24	0.07	0.34	0.03	0.15	−0.18	−0.11
Metapenaeus brevicornis	0.24	−0.42	−0.16	0.51^*	−0.07	−0.01	−0.46	0.04
Macrobrachium idella	−0.11	0.21	−0.21	0.37	0.14	0.12	−0.63^*	−0.02
Scylla serrata	0.71^**	−0.34	0.05	0.39	0.03	−0.03	−0.36	0.11
Penaeus monodon	−0.50^*	−0.25	−0.09	0.47	−0.34	−0.11	−0.05	0.05
Penaeus indicus	−0.37	0.73^**	−0.51^*	−0.50^*	0.45	0.40	0.33	−0.31

Significant, ^**highly significant.