68 resultados para Tahan, Malba 1895-1974


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This is the report from the South Lancashire Fisheries Advisory Committee meeting, which was held on the 11th December 1974. The report looks at information on the Water Bailiffs establishment, including the organisation and the duties of both the Fisheries Inspector and the Senior Bailiff. It also covers the comments from the Regional Fisheries Officer on the report on 'Coarse Fisheries', and information on the discharge to the River Ribble from Clitheroe sewage works. Item number 7 looks at the report by the Unit Fisheries Officer on fisheries activities. This looks at coarse fish salvage and stocking, fisheries management, poaching, fish mortalities, and the fish monitoring figures for areas on the Rivers Ribble and Hodder. The Fisheries Advisory Committee was part of the Regional Water Authorities, in this case the North West Water Authority. This preceded the Environment Agency which came into existence in 1996.

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This is the report from the Mersey and Weaver Fisheries Advisory Committee meeting, which was held on the 16th December 1974. The report looks at information on the Water Bailiffs establishment, including the organisation and the duties of both the Fisheries Inspector and the Senior Bailiff. It also covers the comments from the Regional Fisheries Officer on the report on 'Coarse Fisheries', and information on the structure of licence duties in the Mersey and Weaver River unit area. The Fisheries Advisory Committee was part of the Regional Water Authorities, in this case the North West Water Authority. This preceded the Environment Agency which came into existence in 1996.

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This is the River Dart Fisheries Survey 1974 report produced by the South West Water Authority. The survey was carried out between July and October 1974 to assess the extent of the 0+ and 1+ Salmo salar L. population in the Dart catchment and thereby assess directly the success of the 1973/74 and 1972/73 spawning season. The survey showed that there were large numbers of salmon parr distributed throughout the upper reaches of the Dart, reflecting the successful spawning of the 1973/74 and 1972/73 season. It contains tables with survey sections locations, presence/absence for each section and location maps with spawning grounds and sampling stations.

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The reproductive biology of Otolithes cuvieri (Trewavas, 1974) is reported in the present communication. The size at first maturity for the females was estimated to be 275 mm. The spawning activity was observed throughout the year with two peaks occurring in April and June. Two prominent peaks of gonadosomatic index (April and June) also support the view of two major spawning. Relative fecundity ranged from 71,574 to 79,680 eggs per 100g of body weight. Relationship of fecundity with fish length, fish weight and ovary weight of the species has been established as F = -132971 + 1447.441 x L, F = 124195 + 468.798 x W and F = 250517.5 + 3369.029 x OW, respectively. Study of sex ratio by random sampling of the catches indicated the dominance of females in commercial catches of Mumbai coast.

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The Annual report covers activities of the organization during the reporting period. It explains the scientific work carried out by the organization, the establishment of the Lake Victoria Fisheries Commission and the African Journal of Tropical Hydrobiology and Fisheries.