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Pathogenic Bacteria Variation in Hydroelectric Reservoirs: Case of Kossou, Taabo and Faé in Côte D'ivoire Cover

Pathogenic Bacteria Variation in Hydroelectric Reservoirs: Case of Kossou, Taabo and Faé in Côte D'ivoire

Open Access
|Jul 2026

Figures & Tables

Fig. 1

Location of sampling stations in the studied reservoirs. a: Lake Kossou; b: Lake Taabo; c: Lake Faé (Tiémoko et al. 2025)

Fig. 2

Gel electrophoresis (1.5%) of amplified 16S rRNA gene products from P. aeruginosa. L: molecular weight marker (1kb); 1–17: samples; T-: negative control, T+: positive control (956 bp)

Fig. 3

Gel electrophoresis (1.5%) of amplified 16S rRNA gene products from S. aureus. L: molecular weight marker (100 bp); 1–17: samples; T-: negative control, T+: positive control (228 bp)

Fig. 4

Spatial and temporal variation of P. aeruginosa in hydroelectric reservoirs. Lake Kossou sampling sites: K1, K3, K5; Lake Taabo sampling sites: T1, T3, T5; Lake Faé sampling sites: F1, F3, F5.

Fig. 5

Spatial and temporal variation of S. aureus in hydroelectric reservoirs. Lake Kossou sampling sites: K1, K3, K5; Lake Taabo sampling sites: T1, T3, T5; Lake Faé sampling sites: F1, F3, F5.

Fig. 6

Principal Component Analysis (PCA) on the distribution of bacteria; Pseudomonas aeruginosa: P. aeruginosa; Staphylococcus aureus: S. aureus; Lake Kossou sampling sites: K1, K3, K5; Lake Taabo sampling sites: T1, T3, T5; Lake Faé sampling sites: F1, F3, F6

Fig. 7

Relation between pathogen bacteria in all hydroelectric reservoirs

Coordinates and characteristics of the sampling sites in each man–made reservoir

ReservoirsSampling pointsDescription of land use typesCoordinates
Latitude (N)longitude (W)
KossouK1Small village near of the lake, cattle farming, mining activities in the shore07°03′12.5″−05°30′25.1″
K3Fishing area07°03′53.3″−05°29′30.1″
K5of the lake, cattle farming07°04′24.6″−05°28′30.2″
TaaboT1Urban zone near of lake, cattle farming on the shore, agriculture (hevea, cassava crops)06°15′46.6»−05°04′57.4»
T3Fish farming into the lake, fishing area06°13′58.3»−05°05′45.2»
T5Big village close to the lake, fishing area, agriculture06°12′59.2»−05°06′14.6»
FaeF1Big village very close to the lake, fishing area04°59′24.2»−06°38′01.3″
F3Fishing area, watercourse pathway, agriculture on the shore (cocoa, hevea)04°59′26.3»−06°39′00.8″
F6Fishing area, agriculture on the shore (cocoa, hevea crops)04°59′24.5»−06°39′55»
DOI: https://doi.org/10.2478/am-2026-0009 | Journal eISSN: 2545-3149 | Journal ISSN: 0079-4252
Language: English, Polish
Page range: 110 - 119
Submitted on: Jan 8, 2026
Accepted on: Apr 15, 2026
Published on: Jul 28, 2026
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2026 Gogbé Jean-Luc Tiémoko, Nouho Koffi Ouattara, Bahou Roger Dehe, Ouéméla Venance Allais Ban, Cyr-Kevin Yao Kouamé, Allassane Ouattara, published by Polish Society of Microbiologists
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.