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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">BIOLOGIA MARINA</topic></authority><related type="narrower"><topic>ACUARIOS MARINOS</topic></related><related type="narrower"><topic>ACUICULTURA MARINA</topic></related><related type="narrower"><topic>BIOLOGIA DEL LITORAL</topic></related><related type="narrower"><topic>ECOLOGIA MARINA</topic></related><related type="narrower"><topic>FARMACOLOGIA MARINA</topic></related><related type="narrower"><topic>FAUNA MARINA</topic></related><related type="narrower"><topic>FONDO OCEANICO</topic></related><related type="narrower"><topic>FOTOGRAFIA SUBMARINA</topic></related><related type="narrower"><topic>MICROBIOLOGIA MARINA</topic></related><related type="narrower"><topic>PLAGAS ACUATICAS</topic></related><related type="narrower"><topic>RECURSOS MARINOS</topic></related><related type="narrower"><topic>SEDIMENTOS MARINOS</topic></related><related type="other"><topic>DRAGADO (BIOLOGIA)</topic></related><related type="broader"><topic>BIOLOGIA</topic></related><related type="broader"><topic>OCEANOGRAFIA</topic></related><related type="broader"><topic>BIOLOGIA ACUATICA</topic></related><variant type="other"><topic>Vida oceánica</topic></variant><variant type="other"><topic>Hidrobiología</topic></variant><variant type="other"><topic>Oceanografía biológica</topic></variant></mads>