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STICKLEBACKS
1. COAST STICKLEBACK (Apeltes quadracus). 2. EUROPEAN STICKLEBACK (Gasterosteus aculeatus). 3. SALMON-KILLER (Gasterosteus cataphraotus). 4. NEST OF EUROPEAN STICKLEBACK (Gasterosteus aculeatus*. 5. SEA-ADDER (Spinachia spinachia) and Its eggs hidden among the seaweed.