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  • 1
    Publication Date: 1992-04-01
    Print ISSN: 0018-8158
    Electronic ISSN: 1573-5117
    Topics: Biology
    Published by Springer
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Hydrobiologia 232 (1992), S. 1-10 
    ISSN: 1573-5117
    Keywords: over-fishing ; competition ; predation ; tilapiines ; haplochromines ; Lates
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology
    Notes: Abstract The combined effects of lack of effective management, over-exploitation with destructive fishing gear and interspecific competition, particularly among tilapiines have had profound effects on the fish stocks of lakes Victoria and Kyoga. It has been proposed that these have been more important in the decline of the indigenous fisheries than predation or competition from Nile perch.
    Type of Medium: Electronic Resource
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  • 3
    Publication Date: 2021-05-19
    Description: On the basis of observations, it is recommended that 127 mm should be the minimum mesh size of gillnet permitted on Lakes Victoria and Kyoga. The minimum length of Nile tilapia (Oreochromis niloticus) should remain at 28 cm but that of Nile perch (Lates niloticus) should be increased from 46 cm to 50 cm. The minimum mesh size limit of seine net for Mukene on Lake Victoria should be 10 mm and fishing for Mukene should be done using lampara net operated offshore.
    Description: Kenya Marine and Fisheries Research Institute and the European Economic Community
    Description: Published
    Description: Stings
    Keywords: Lates niloticus ; Oreochromis niloticus ; Rastrineobola argentea ; Catchability ; Fishery regulations ; Mesh selectivity
    Repository Name: AquaDocs
    Type: Proceedings Paper , Non-Refereed
    Format: 358354 bytes
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  • 4
    Publication Date: 2021-05-19
    Description: The total landings of fish from Lake Victoria (Ugandan sector) have increased after the explosive increase in stocks and the apparent abrupt increase of fishing effort. This paper analyses fish production during the last decade, capture methods, processing, and marketing and management policies.
    Description: Kenya Marine and Fisheries Research Institute and the European Economic Community
    Description: Published
    Keywords: Fisheries management ; Lake fisheries ; Catch statistics ; Fishery management ; Lake fisheries ; Landing statistics
    Repository Name: AquaDocs
    Type: Proceedings Paper , Non-Refereed
    Format: 365895 bytes
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  • 5
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    National Fisheries Resources Research Institute (NaFIRRI) | Jinja, Uganda
    In:  http://aquaticcommons.org/id/eprint/19326 | 4230 | 2020-09-07 21:03:02 | 19326 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-06-25
    Description: Productivity processes may be defined as involving the conversion/mobilisation of energy for storage into various biological forms. The major biological (forms relevant to this presentation are bacteria, algae aquatic macrophytes, invertebrates and fish. The non living form is Deritus.The purpose of this paper is to outline in generalised terms, the processes through which energy is mobilised from the various transitional storage towards fish production
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: monograph
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  • 6
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    National Fisheries Resources Research Institute (NaFIRRI) | Jinja, Uganda
    In:  http://aquaticcommons.org/id/eprint/19346 | 4230 | 2020-09-07 22:02:29 | 19346 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-06-26
    Description: Overview: Fish distribution patterns•Definition of habitatSpatial dimensions of habitatstemporal dimensions of habitatsFish Movements and MigrationsFactors affecting suitability of fish habitatsHabitat structureThe influence of watershed characteristics on fish habitatsFish habitat conservation issues for Lake KyogaThe way ahead for fisheries management for all water bodies Comprehensive policy interventions at local-district and national levels for lakes
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: conference_item
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  • 7
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    Fisheries Resources Research Institute | Jinja, Uganda
    In:  http://aquaticcommons.org/id/eprint/19437 | 4230 | 2020-08-31 00:09:42 | 19437 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-06-28
    Description: The average diet in Uganda, particularly among the poor majority of the population, is unbalanced, based on starchy food crops, resulting in apparent protein deficiency. There are indications of high prevalence of chronic malnutrition of children of 12-56 months (SSALI & SEWANKAMBO 1991). The production and consumption of protein food is still undeveloped, presenting an apparent potential and clear need in the country.There are also indications that fisheries is the sector with probably the biggest, untapped potential as source of protein food. It is can also produce the cheapest high-quality protein, particularly for those populations near the main water bodies that cover 18% of the total surface in the country. Fish has been the most important source of protein in the whole. country mainly because of its low price. Present fish consumption accounts for 4.8% of household food budget, compared to 8.7% for meat and poultry, 5.8% for milk and eggs and 9.7% for fruits and vegetables (MPED 1991c).
    Description: First Technical Report
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: monograph
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  • 8
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    Uganda Freshwater Fisheries Research Organization | Jinja ,Uganda
    In:  http://aquaticcommons.org/id/eprint/19620 | 4230 | 2020-10-17 15:02:12 | 19620 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-07-02
    Description: The impact of gill nets, beach seines and mosquito seines which are the dominant fishing gears on Lakes Victoria, Kyoga and Natugabo and trawling which is practiced in some regions of lake Victoria were analysed in relation to biological parameters of Nile perch, Nile tilapia and Rastrineobola argentea (Mukene).The analysia showed that the Fish and Crocodiles (Immature Fish) Instrument of 1981 of Uganda was inadequate in protecting the fish stocks. It was recommended that 127 mm (5 inches) should be the minimum mesh size of gillnet permitted on lakes Victoria, Kyoga and Nabugabo and of trawl codend on Lake Victoria. The minimum length of Nile tilapia permitted should remain at 28 mm but that of Nile perch should be increased from 46 mm to 50 mm. The minimum mesh size limit of seine net for Mukene on Lake Victoria should be 10 mm and Mukene should be fished using Lampara net operated offshore.
    Description: Published after 1990 based on cited references.
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: monograph
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  • 9
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    Agricultural development project fishery survey | Jinja, Uganda
    In:  http://aquaticcommons.org/id/eprint/19924 | 4230 | 2021-02-14 01:13:53 | 19924 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-07-05
    Description: The Kyoga fisheries has been over-exploiting the stocks ofboth major species by means of harmful fishing gears. Sincethere has been some success in the removal of gears such asseines, cast nets and small-meshed gillnets from the lake, itis of interest to know how rapidly the fish stocks would beable to recover and provide better yields.
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: monograph
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  • 10
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    Agricultural Development Project | Jinja, Uganda
    In:  http://aquaticcommons.org/id/eprint/19925 | 4230 | 2020-10-26 05:25:33 | 19925 | National Fisheries Resources Research Institute, Uganda
    Publication Date: 2021-07-05
    Keywords: Fisheries
    Repository Name: AquaDocs
    Type: monograph
    Format: application/pdf
    Format: application/pdf
    Format: 9
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