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Водні екосистеми | |
 | Каталог / Природа / Життя / Водні екосистеми |
| Каталог / Природа / Навколишнє середовище / Екологія / Екологія водного простору / Водні екосистеми |
| Каталог / Природа / Навколишнє середовище / Екологія / Екосистеми / Водні екосистеми |
 | Морські [63] |
| Прісноводні [110] | ||
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BioFilter
Aquatic Library (Aquatic Information Center). [eng] |
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Aquatic Network
Information service for the aquatic world. Subject areas covered include aquaculture, conservation, education, fisheries, limnology, oceanography, ocean engineering, maritime heritage, and seafood. Includes databases, news, articles, employment and business opportunities, publications, images, sounds, videos, products and services, and an online store. [eng] |
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Major types of aquatic ecosystems or biomes
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