Oumar Sadio
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View article: A baseline for biodiversity: spatio-temporal variability of fish assemblages in the pristine and little-known Iguela Lagoon, Gabon
A baseline for biodiversity: spatio-temporal variability of fish assemblages in the pristine and little-known Iguela Lagoon, Gabon Open
View article: Diversity and Seasonal Variation in Live Baits Caught in Hann Bay, Dakar, Senegal
Diversity and Seasonal Variation in Live Baits Caught in Hann Bay, Dakar, Senegal Open
Live bait fishing, which was initiated around the 1950s on the coast of Dakar for the exploitation of tropical tunas, remains poorly studied. This study aims to examine the ichthyological diversity in Hann Bay and analyze the seasonal vari…
View article: Underwater soundscape analysis reveals fish assemblage contrasts between protected and exploited areas in an African mangrove delta
Underwater soundscape analysis reveals fish assemblage contrasts between protected and exploited areas in an African mangrove delta Open
International audience
View article: Endemic Fish Species in West Africa: Description, Spatial Distribution and Risk of Extinction Due to Global Change
Endemic Fish Species in West Africa: Description, Spatial Distribution and Risk of Extinction Due to Global Change Open
West Africa is crossed by several major rivers, including Niger, Senegal, Volta, and Gambia. These rivers, along with their tributaries and deltas, and the coastal zone form a complex fluvial network that supports a variety of aquatic habi…
View article: Length–Weight Relationships of Elasmobranchs Caught by Artisanal Fisheries From Southern Gabon
Length–Weight Relationships of Elasmobranchs Caught by Artisanal Fisheries From Southern Gabon Open
Establishing length–weight relationships (LWRs) is essential for conserving fish populations, especially where gaps hinder efforts, particularly crucial for elasmobranch populations in the Gulf of Guinea. This study presents LWRs establish…
View article: Development of on-farm AMF inoculum production for sustainable agriculture in Senegal
Development of on-farm AMF inoculum production for sustainable agriculture in Senegal Open
The integration of endomycorrhizal fungi into agricultural practices as inoculum offers the potential to improve plant productivity while reducing reliance on expensive chemical fertilizers, which are not only economically costly but also …
View article: Arbuscular Mycorrhizal Fungi and Soil Enzyme Activities in Different Fonio Millet (Digitaria exilis Stapf.) Agroecosystems in Senegal
Arbuscular Mycorrhizal Fungi and Soil Enzyme Activities in Different Fonio Millet (Digitaria exilis Stapf.) Agroecosystems in Senegal Open
In plant roots, arbuscular mycorrhizal fungi (AMF) are the most prevalent microsymbionts, and thereby provide many key ecosystem services to natural and agricultural ecosystems. Despite AMF’s significance for the environment and the econom…
View article: Review of: "Sex Ratio, Spawning Cycle, and Size at Maturity of Bluespotted Seabream (Pagrus Caeruleostictus, Val 1987) From the Coast of Ghana"
Review of: "Sex Ratio, Spawning Cycle, and Size at Maturity of Bluespotted Seabream (Pagrus Caeruleostictus, Val 1987) From the Coast of Ghana" Open
View article: Length-weight relationships of 13 fish species from Akanda National Park in Gabon, Central Africa
Length-weight relationships of 13 fish species from Akanda National Park in Gabon, Central Africa Open
This study provides the length-weight relationships (LWRs) for 13 fish species belonging to 10 families. Samples were collected in the mangrove area of Akanda National Park (ANP) in Gabon between May 2017 and March 2018 with fishing tramme…
View article: Persistent organic pollutants and trace metals in selected marine organisms from the Akanda National Park, Gabon (Central Africa)
Persistent organic pollutants and trace metals in selected marine organisms from the Akanda National Park, Gabon (Central Africa) Open
View article: Lipid-correction models for δ13C values across small pelagic fishes (Clupeiformes) from the Atlantic Ocean
Lipid-correction models for δ13C values across small pelagic fishes (Clupeiformes) from the Atlantic Ocean Open
View article: Length-weight relationships of 20 fish species from Fatala estuary, Guinea-Conakry, West Africa
Length-weight relationships of 20 fish species from Fatala estuary, Guinea-Conakry, West Africa Open
Length-weight relationships were estimated for 20 fish species collected during scientific surveys conducted with purse seine and gillnets from January 1993 to March 1994 in the Fatala estuary, Guinea. Sample sizes ranged from 10 (Scombero…
View article: Human activities and environmental variables drive infaunal community structure and functioning in West African mangroves
Human activities and environmental variables drive infaunal community structure and functioning in West African mangroves Open
In West African tropical estuaries, such as the Saloum Delta (Senegal), mangroves provide specific socio-economic functions including various natural food resources for local human populations. Mangrove-habitat loss is therefore of great c…
View article: A review of the ecological knowledge on the species <i>Batrachoides liberiensis</i> in estuarine and lagoon environments of West Africa
A review of the ecological knowledge on the species <i>Batrachoides liberiensis</i> in estuarine and lagoon environments of West Africa Open
Scientific fishing programmes were carried out between 1979 and 2013 in several West African estuarine, coastal and lagoon ecosystems. Batrachoides liberiensis represented only 5.2% of the occurrences, of which the majority were recorded i…
View article: Spatial and temporal structure of the fish assemblage in Akanda National Park (Gabon), an equatorial mangrove estuary
Spatial and temporal structure of the fish assemblage in Akanda National Park (Gabon), an equatorial mangrove estuary Open
View article: Length–weight relationships of four fish species from Fatala estuary, Guinea, West Africa
Length–weight relationships of four fish species from Fatala estuary, Guinea, West Africa Open
This study provides length-weight relationships (LWR) that had not yet been reported for four fish species belonging to four different families: Chrysichthys johnelsi Daget, 1959, Cynoglossus senegalensis (Kaup, 1858), Citharichthys stampf…
View article: Sr Isotope Ratios (87Sr/86Sr) in Water and Fish Otoliths as Estuarine Salinity Tracers: Case Studies from Three NW African Rivers
Sr Isotope Ratios (87Sr/86Sr) in Water and Fish Otoliths as Estuarine Salinity Tracers: Case Studies from Three NW African Rivers Open
View article: Length–weight relationships of 5 fish species from the Sine Saloum estuary, Senegal, West Africa
Length–weight relationships of 5 fish species from the Sine Saloum estuary, Senegal, West Africa Open
Length-weight relationships (W = aLb) were estimated for 5 fish species, the pearl stingray Fontitrygon margaritella (Compagno & Roberts, 1984), the West African spadefish Chaetodipterus lippei (Steindachner, 1895), the East Atlantic Afric…
View article: Length-weight relationships of 20 fish species from the Sine Saloum estuary, Senegal, West Africa
Length-weight relationships of 20 fish species from the Sine Saloum estuary, Senegal, West Africa Open
Length-weight relationships (LWR) were measured for 20 fish species collected during scientific fishing surveys conducted from April 1990 to October 2012 in the Sine Saloum estuary, Senegal, using purse seine and beach seine. The number of …
View article: L’évolution des milieux naturels perçue par les gestionnaires des aires marines protégées ouest-africaines
L’évolution des milieux naturels perçue par les gestionnaires des aires marines protégées ouest-africaines Open
The evolution of habitats in MPAs in West Africa is apprehended according to the perception of managers. These come from the state of reference of MPAs of the regional network of MPAs in West Africa (RAMPAO) conducted between 2017 and 2018…
View article: Biology and ecology of sea catfish (Ariidae) of estuarine, lagoon and coastal ecosystems in West Africa
Biology and ecology of sea catfish (Ariidae) of estuarine, lagoon and coastal ecosystems in West Africa Open
The family Ariidae, sea catfish of the order Siluriformes, is widely distributed throughout the world, particularly in tropical and subtropical areas. The three species of Ariidae found on the coasts and estuaries of West Africa are the sm…
View article: Length-weight relationships of 19 fish species from two tropical artificial reservoirs (Manantali and Selingue) in Mali, West Africa
Length-weight relationships of 19 fish species from two tropical artificial reservoirs (Manantali and Selingue) in Mali, West Africa Open
Length-weight relationships (LWRs) were estimated for 19 fish species sampled from two artificial reservoirs (Manantali and Selingue) in Mali: Brycinus leuciscus, B. macrolepidotus, B. nurse, Chrysichthys auratus, C. nigrodigitatus, Coptod…
View article: Perception of threats and related management measures: The case of 32 marine protected areas in West Africa
Perception of threats and related management measures: The case of 32 marine protected areas in West Africa Open
View article: Perception of natural habitat changes of West African marine protected areas
Perception of natural habitat changes of West African marine protected areas Open
View article: Fine-scale vertical structure of sound-scattering layers over an east border upwelling system and its relationship to pelagic habitat characteristics
Fine-scale vertical structure of sound-scattering layers over an east border upwelling system and its relationship to pelagic habitat characteristics Open
Understanding the relationship between sound-scattering layers (SSLs) and pelagic habitat characteristics is a substantial step to apprehend ecosystem dynamics. SSLs are detected on echo sounders representing aggregated marine pelagic orga…
View article: Fine-scale vertical structure of sound scattering layers over an east border upwelling system and its relationship to pelagic habitat characteristics
Fine-scale vertical structure of sound scattering layers over an east border upwelling system and its relationship to pelagic habitat characteristics Open
Sound scattering layers SSLs distribution and their relationship to pelagic habitat characteristics is a first step to understand their role in ecosystem dynamics and their interactions with other pelagic components such as small pelagic f…
View article: Contribution to a better knowledge of bycatch of fixed gillnets of shrimps (Farfantepenaeus notialis) in the Casamance estuary in Southern Senegal.
Contribution to a better knowledge of bycatch of fixed gillnets of shrimps (Farfantepenaeus notialis) in the Casamance estuary in Southern Senegal. Open
International audience
View article: Study of the spatial variability of marine pollution around the peninsula of Cape Verde
Study of the spatial variability of marine pollution around the peninsula of Cape Verde Open
International audience
View article: Resilience of Key Biological Parameters of the Senegalese Flat Sardinella to Overfishing and Climate Change
Resilience of Key Biological Parameters of the Senegalese Flat Sardinella to Overfishing and Climate Change Open
The stock of the Senegalese flat sardinella, Sardinella maderensis, is highly exploited in Senegal, West Africa. Its growth and reproduction parameters are key biological indicators for improving fisheries management. This study reviewed t…