the female of three-spined stickleback fish gasterosteus aculeatus in underwater habitat

animal fish yellow invertebrate food underwater seafood aquarium wildlife amphibian leaf organism wing dish reef reptile female three-spined stickleback gasterosteus aculeatus habitat alien animal beautiful closeup colorful exotic eye fish fishing food fresh aculeatus invasive isolated male marine native natural nature red sea silver small stickleback tail three spin underwater water white wild wildlife freshwater head scale crucian carp fin