KMFRI Publications Database

JNL

Stock status of Nile tilapia (Oreochromis niloticus) in the Kenyan waters of Lake Victoria: length-based assessment using CMSY and COMSIR methods

Open

Ogello, E.O., Mwangi, S., Aura, C.M., Sitoki, L. & Okechi, J.K.

African Journal of Aquatic Science Vol. 49(3) · 2024 DOI: 10.2989/16085914.2024.2312001

Uses length-based stock assessment methods (CMSY and COMSIR) to evaluate the status of Nile tilapia populations in the Kenyan waters of Lake Victoria, providing updated reference points for fisheries management.

Freshwater Stock Assessment Lake Victoria

Download PDF Cite this Paper DOI: 10.2989/16085914.2024.2312001

RPT

Kenya Blue Economy Annual Technical Report 2023/2024: State of Marine and Freshwater Fisheries Production

Open

KMFRI Oceans, Coastal Systems & Blue Economy Directorate

KMFRI Technical Report Series KMFRI-TR-2024-047 · 2024 128 pages

Annual synthesis of Kenya's fisheries and marine ecosystem status covering catch data from 15 coastal landing sites, oceanographic observations, and blue economy economic indicators for the 2023/2024 reporting period.

Marine & Coastal Annual Report Blue Economy

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POL

Policy Brief: Managing Kenya's Coastal Octopus Fishery — Scientific Evidence for a Recovering Stock

Open

Kimani, E.N., Wambiji, N., Ndoro, C.K. & Wakibia, G.

KMFRI Policy Brief Series PB-2024-008 · 2024 4 pages · For policymakers and fisheries managers

Presents KMFRI stock assessment findings for Kenya's coastal octopus fishery, documenting population recovery following a temporary closure, and providing evidence-based recommendations for adaptive quota management.

Marine & Coastal Policy Brief Fisheries Management

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JNL

Genetic diversity and population structure of Nile perch (Lates niloticus) in Lake Victoria: implications for transboundary fisheries management

Institutional

Odoli, C.O., Nyamweya, C.S., Karisa, H. & Mwangi, J.M.

Fisheries Research Vol. 271 · 2024 DOI: 10.1016/j.fishres.2024.106914

Microsatellite and mitochondrial DNA analysis reveals three genetically distinct populations of Nile perch across Lake Victoria, with significant implications for the current shared management framework.

Freshwater Genetics Lake Victoria

Request Access Cite DOI: 10.1016/j.fishres.2024.106914

JNL

Black soldier fly (Hermetia illucens) larvae meal as a fishmeal substitute in Nile tilapia diets: growth performance, feed utilisation, and fillet quality

Open

Opiyo, M.A., Ngugi, C.C., Rasowo, J. & Munguti, J.M.

Aquaculture Nutrition Vol. 30(2) · 2024 DOI: 10.1111/anu.13761

Black soldier fly larvae prepupae meal at up to 40% inclusion level maintained comparable growth rates and feed conversion ratios to fishmeal in Nile tilapia diets, with no adverse effects on fillet nutritional quality.

Aquaculture Feed Research Sustainable Production

Download PDF Cite DOI: 10.1111/anu.13761

DATA

Lake Victoria Catch Assessment Survey Dataset 2019–2024: Monthly Species Composition, Effort, and Biological Measurements from 47 Landing Beaches

Open · CC BY 4.0

KMFRI Freshwater Systems Directorate — Kisumu Centre

KMFRI Open Data Portal CSV & Excel · 148 MB · Updated Oct 2024 DOI: 10.15468/kmfri.lv.cas.2024

Monthly catch composition, gear effort, and biological measurements (length, weight, maturity, sex) from 47 landing sites on Kenya's Lake Victoria shoreline. Covers Nile tilapia, Nile perch, dagaa, and 12 additional species.

Freshwater Dataset Open Access

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JNL

Temporal trends in coral cover and reef fish assemblages on Kenya's inshore reefs: a ten-year assessment with implications for management

Institutional

Mwangi, E.N., Obura, D.O., Wambiji, N., Kimani, E.N. & Ndoro, C.K.

Coral Reefs Vol. 43(2) · 2024 DOI: 10.1007/s00338-024-02479-2

Ten-year monitoring data (2013–2023) from 24 stations across Kenya's coast reveal significant declines in hard coral cover following the 2016 bleaching event, with partial recovery in some locations and compositional shifts in reef fish communities.

Marine & Coastal Coral Ecology Long-term Monitoring

Request Access Cite DOI: 10.1007/s00338-024-02479-2

POL

Policy Brief: Reducing Post-Harvest Fish Losses in Kenya — Evidence and Recommendations for Investment

Open

KMFRI Socioeconomics Directorate & World Bank Kenya

KMFRI Policy Brief Series PB-2024-010 · 2024 6 pages · For policymakers and investors

National assessment of post-harvest losses across Kenya's coastal and inland fish value chains, quantifying economic losses and identifying infrastructure, technology, and regulatory interventions to reduce waste and improve food security.

Socioeconomics Value Chain Food Security

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RPT

Annual Catch Assessment Survey Report — Kenya Coastal Fisheries 2023: Species Composition, Effort and Biological Data from 15 Landing Sites

Open

Kimani, E.N., Ndoro, C.K., Wakibia, G. & KMFRI OCS Directorate

KMFRI Technical Report Series KMFRI-TR-2024-039 · 2024 92 pages

Annual compilation of catch and effort data from 15 permanent monitoring sites along Kenya's Indian Ocean coast, covering artisanal, semi-industrial, and beach seine fisheries across Mombasa, Kilifi, Kwale, Lamu, and Tana River counties.

Marine & Coastal Annual Report Coastal Fisheries

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JNL

Genetic gains from four generations of family-based selection for growth rate in Nile tilapia (Oreochromis niloticus) at Sangoro Aquaculture Research Station, Kenya

Open

Karisa, C.K., Mwangi, J.M., Ogello, E.O., Ngugi, C.C. & Rasowo, J.

Aquaculture Vol. 582 · 2024 DOI: 10.1016/j.aquaculture.2023.740581

Realized heritability for harvest weight estimated at 0.32 across four generations of within-family selection, with cumulative genetic gain of 18.4% in growth rate above the unselected base population, representing the most robust genetic improvement data for tilapia in East Africa.

Aquaculture Genetics Selective Breeding

Download PDF Cite DOI: 10.1016/j.aquaculture.2023.740581