STUDIES IN STREAM LIFE IN TRIBUTARIES OF THE WELSH DEE

[21] GRAU HUGO, 1926, ARCH HYDROBIOL, V16, P465

[22] FOOD AND FEEDING RELATIONSHIPS IN A COMMUNITY OF FRESH-WATER FISHES [J]. JOURNAL OF ANIMAL ECOLOGY, 1948, 17 (01) : 1 - 14

[23] HUMPHRIES CARMEL F., 1938, ARCH HYDROBIOL, V33, P535

[24] Hynes H. B. N., 1941, TRANS ROY ENT SOC LONDON, V91, P459

[25] The fauna of the river Teifi, West Wales [J]. JOURNAL OF ANIMAL ECOLOGY, 1943, 12 : 115 - 123

[26] THE FAUNA OF 4 STREAMS IN THE BLACK MOUNTAIN DISTRICT OF SOUTH WALES [J]. JOURNAL OF ANIMAL ECOLOGY, 1948, 17 (01) : 51 - 65

[27] The fauna of the river Dovey, West Wales [J]. JOURNAL OF ANIMAL ECOLOGY, 1941, 10 : 12 - 24

[28] Kofoid C. A., 1903, B ILL STATE LAB NAT, V6, P95

[29] KRAWANY H, 1929, INT REV HYDROBIOL, V23, P417

[30] KUKTREIBER J, 1934, BER NATURW MED VER I, V44, P1

[21] GRAU HUGO, 1926, ARCH HYDROBIOL, V16, P465

[22] FOOD AND FEEDING RELATIONSHIPS IN A COMMUNITY OF FRESH-WATER FISHES [J]. JOURNAL OF ANIMAL ECOLOGY, 1948, 17 (01) : 1 - 14

[23] HUMPHRIES CARMEL F., 1938, ARCH HYDROBIOL, V33, P535

[24] Hynes H. B. N., 1941, TRANS ROY ENT SOC LONDON, V91, P459

[25] The fauna of the river Teifi, West Wales [J]. JOURNAL OF ANIMAL ECOLOGY, 1943, 12 : 115 - 123

[26] THE FAUNA OF 4 STREAMS IN THE BLACK MOUNTAIN DISTRICT OF SOUTH WALES [J]. JOURNAL OF ANIMAL ECOLOGY, 1948, 17 (01) : 51 - 65

[27] The fauna of the river Dovey, West Wales [J]. JOURNAL OF ANIMAL ECOLOGY, 1941, 10 : 12 - 24

[28] Kofoid C. A., 1903, B ILL STATE LAB NAT, V6, P95

[29] KRAWANY H, 1929, INT REV HYDROBIOL, V23, P417

[30] KUKTREIBER J, 1934, BER NATURW MED VER I, V44, P1