WebSep 1, 2024 · The freshwater fish paradox seems to contradict a core ecological principle known as the species–area relationship: The bigger the area, the more species you should count. Naturalists first made this observation in the 18 th century, for instance documenting that larger islands indeed had more species than smaller ones ( 6 , 7 ). WebJan 6, 2024 · 11. Target Puffer. Target Pufferfish grow to about 6 inches long and require a tank at least 35 inches long to live comfortably. Constant strong filtration is needed, and the more the water moves in the …
Freshwater Initiatives WWF - World Wildlife Fund
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21 Of The Coolest Freshwater Aquarium Fish (With Pictures)
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