Young green crab, Carcinus maenas, (L. 1758), author: Julius A. Ellrich
Pachygrapsus marmoratus, Fig.2, author: El Bouchikhi, Khadija
Palaemon adspersus Rathke, 1837, author: IMARES
Japanese shore crab - Hemigrapsus sanguineus

DecaNet (World List of Decapoda)