What does this research mean for the field?

Cestode parasite infections have a high prevalence (36%) in freshwater fishes and cause significant histopathological damage, including villi destruction and mucosal erosion, which leads to reduced growth and anemia. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

This study aims to evaluate the prevalence and histopathological effects of cestode parasites in freshwater fishes.

June 22, 2026Open Access

Cestode Parasites in Freshwater Fishes: Prevalence, Intensity and Histopathological Effects

Key Points

This study aims to evaluate the prevalence and histopathological effects of cestode parasites in freshwater fishes.
Examined 200 fish specimens from local reservoirs over one year.
Conducted intestinal examinations to assess infection rates and intensity.
Performed histological studies to evaluate tissue damage and inflammatory responses.
Found a 36% infection rate among the examined fish specimens.
Identified reduced growth and anemia in infected fishes.
Histological analysis revealed villi destruction, mucosal erosion, and inflammatory cell infiltration.

Abstract

Abstract Cestode parasites are common endohelminths infecting freshwater fishes and significantly affect fish health, aquaculture productivity, and ecological balance. The present study investigates the prevalence, intensity, and histopathological impact of cestode parasites in freshwater fishes collected from local reservoirs. A total of 200 fish specimens belonging to different species were examined over a period of one year. Intestinal examination revealed 36% infection rate. Infected fishes showed reduced growth, anemia, and intestinal tissue damage. Histological studies demonstrated villi destruction, mucosal erosion, and inflammatory cell infiltration. The study highlights the need for monitoring cestode infections in aquaculture systems.

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