Cangrejo azul

 Chela de cangrejo azul Callinectes sapidus, Playa de Valencia - Mar Mediterráneo

 

Chela de cangrejo azul Callinectes sapidus, Playa de Valencia - Mar Mediterráneo

Chela of a crab consists of propodus, fixed finger (which is part of propodus) and dactyl (movable finger of chela). The blue crab (Callinectes sapidus) is an invasive species in the Mediterranean Sea.