translate English to German: This statement can be substantiated by a single fact: scholars think that the numbers of living organisms in the sea, if they were studied, could be between 2500 and 3000. In the same way, the anthropological heritage of the islands has not been investigated or described sufficiently.
Ein überzeugendes Argument dafür ist die Ansicht vieler Forscher, dass sich die Zahl der im Meer lebenden Organismen auf 2500 bis 3000 belaufen dürfte.