Preparing the trout marking workshop. Irish Bay, Kerguelen Archipelago.

introduced species natural reserve rock stone scientific instrument scientist man animal tagging indian ocean kerguelen islands fr salmonidae zoology temperate freshwater fish invasive species trout january alien species french southern and antarctic lands nature reserve nature reserves nature reserve rocks stone scientific instruments scientific material scientific materials scientific study material scientific studies materials scientific measuring instrument scientific measuring instruments laboratory instrument scientists men animal taggings zoologies zoologist zoologists zoologicals zoological cold freshwater fish river fish temperate freshwater fishes cold freshwater fishes river fishes trouts exotic species non native species non indigenous species destruction of biodiversity environment environment protection environment management biodiversity management rock fragment mineral matter scientific research science person individual population management species management world sea and ocean taaf france european union europe salmoniformes actinopterygii euteleostomi gnathostomata vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota discipline freshwater fish fishes particularity species particularity species salmonid actinopterygian bony fish fish animal vertebrate chordate wild animal animal