The Dolphins of Pern (Dragonriders of Pern)

When the first humans came to settle the planet Pern, they did not comealone: intelligence-enhanced dolphins also crossed the stars to colonizethe oceans of the new planet while their human partners settled the vastcontinents. But then disaster struck. The deadly silver spores calledThread fell like rain from the sky, and as the human colonists' dreamsof a new, idyllic life shattered into a desperate struggle for survival,the dolphins were forgotten.

Now, centuries later, as the dragonriders of Pern were preparing tocomplete the momentous task of ridding their world of Thread forever,T'lion, a young bronze rider, and his friend Readis, son of the LordHolder of Paradise River Hold, made contact with the legendary"shipfish." And as the dragonriders grappled with the ending of an era,T'lion, Readis, and the dolphins faced the start of a new one: revivingthe bond between land and ocean dwellers -- and resurrecting the dreamsof the first colonists of Pern!

"McCaffrey here adds yet another dimension to her colorful and vividsaga by focusing on the attractive dolphins and their highly believablesociety." PUBLISHERS WEEKLY