eels journey to the sargasso sea for their mysterious spawning ritual

nutrientrich reproduction biodiversity conservation environment exploration mysterious vigorously underwater journeying migration ecosystem nurturing turbulent saltwater sargasso spawning breeding wildlife habitats movement currents tranquil behavior nutrient vastness survival journey biology aquatic oceanic habitat healthy animals species coastal ecology ritual depths driven waters nature oceans marine ocean spawn cycle water depth floor waves flora fauna eels swim urge warm life fish food rich sea