Parasite communities of pike (Esox lucius L. 1758) were calculated  in  Anzali Wetland along with evaluating  their impacts on biometric characticties of the fish host. A total of 4338 parasites from 11 diferent species were identified including: Ichthyophthirius mutifiliis (21.88%); Trichodina sp. (8.59%); Henneguya sp. (0.78%); Tetraonchus monenteron (60.94%); Diplostomum spathaceum (23.44%);...

This study was conducted to investigate the dietary habits of Caspian bighead goby (Ponticola gorlap) in Anzali wetland. For this purpose, 70 goby were collected from four stations in different parts of Anzali Wetland by cone nets (fyke net) during December 2014 to April 2015. The contents of the gastrointestinal tract were examined using the occurrence method of Numerical methods. Condition fa...

This study was done on wild common carp and main aims were determination of relationships between fecundity and the fish weight, length and age. One hundred individuals of pre-spawning females with a body weight 285.1-5483 g, total length 27.9-67.1 cm and age 4-12 years old, were sampled in Anzali wetland in 2016 and 2017. A mix subsample was sampled of eggs from front, middle and back parts of...

Following the report of suckermouth catfish (Hypostomus plecostomus) from Anzali Wetland, the present study was conducted to review the biological and ecological characteristics of this species and its effects on aquatic ecosystems. A literature review revealed that the suckermouth catfish is native to South America and one of the most popular species in the ornamental fish industry. This speci...