scholarly journals POPULATION TREND OF THE INVASIVE BLUE CRAB CALLINECTES SAPIDUS RATHBUN,1896 IN PATOKU LAGOON.

2021 ◽  
pp. 135-140
Author(s):  
Ermira Milori ◽  
Stela Ruci ◽  
Sajmir Beqiraj

The blue crab Callinectes sapidus is one of the 23 marine alien species reported for the Albanian coast so far (Beqiraj et al., 2012; Katsanevakis et al., 2011). The first scientific report on the presence of this species in the Albanian coast is in 2009, in Patoku Lagoon. The blue crab population in Patoku Lagoon had grown significantly by 2009 and the blue crab had started to be traded. The data collected in that year showed that this species is assessed to be established in the Patoku Lagoon (Beqiraj & Kashta, 2010). Special attention has been paid to the study of blue crab population in the following years during 2010 - 2015. The aim of this study is to evaluate the development and population trend of blue crab in the Patoku Lagoon referring to the data collected throughout years of study.

2020 ◽  
Vol 157 ◽  
pp. 111300
Author(s):  
Monia Renzi ◽  
Lucrezia Cilenti ◽  
Tommaso Scirocco ◽  
Eleonora Grazioli ◽  
Serena Anselmi ◽  
...  

2019 ◽  
Author(s):  
Jacopo Cerri ◽  
Stefania Chiesa ◽  
Luca Bolognini ◽  
Giorgio Mancinelli ◽  
Fabio Grati ◽  
...  

Marine bioinvasions require integrating monitoring tools with other complementary strategies. In this study, we collected information about the invasive Callinectes sapidus in Italy, Croatia and Montenegro, by means of online questionnaires administered to recreational fishers (n = 797). Our records matched the current distribution of the species: C. sapidus resulted far more common in the Adriatic, than in the Tyrrhenian sector. Most respondents rated the species as ‘occasional’ or ‘rare’. Moreover, the more C. sapidus was considered to be abundant, the more fishers tended to perceive it as a negative disturbance over fisheries and the environment. Our findings suggest that C. sapidus is more common than previously thought in the most of the study area, and it could have reached the levels of a true invasions in the south-eastern Adriatic Sea. This experience demonstrates that online questionnaires can be appropriate tools to effectively engage stakeholders in alien species monitoring.


Ecography ◽  
2000 ◽  
Vol 23 (1) ◽  
pp. 21-31 ◽  
Author(s):  
Mary E. Clark ◽  
Thomas G. Wolcott ◽  
Donna L. Wolcott ◽  
Anson H. Hines

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