palaemon elegans, invasive saltwater crustacean in coquina live rock stone, pereiopod and antenna, sponge and green algae

rockpool shrimp palaemonidae decapod adult transparent brackish odesa bay atlantic ocean actinia equina sea anemone mytilaster lineatus invasion water clear natural instinct design animal aquatic fishkeeping underwater decorative ornamental closeup sand substrate wild fauna macro widespread reef space header nano pico environment exotic marine aquascape aquaculture concept biodiversity easy prawn enduring captive controlled conditions pet vulnerable