King George Sound (Western Australia) drowned in fishing nets or stranded. The common dolphin "Delphinus delphis" and the bottlenose dolphin "Tursiops truncates" have both been recorded in the area. Southern right whales and humpback whales frequent the area between July and October when they congregate to mate and calve in the protected waters of the sound. Other whales that have been spotted in the area include minke whales, blue whales, short-finned pilot whales, false killer whales and killer whales. Sperm whales were known to visit the sound during the whaling era but none have been sighted recently, although a pod was detected further out in
Delphinus bounds of the constellation since 1992. HR Delphini was a nova that brightened to magnitude 3.5 in December 1967. A nova was discovered by amateur astronomer Koichi Itagaki, Nova Delphini 2013. Giants within our galaxy in Delphinus aside from Delta, Gamma and Epsilon include: Its rich Milky Way star field means many modestly deep-sky objects. NGC 6891 is a planetary nebula of magnitude 10.5; another is NGC 6905 or the Blue Flash nebula. NGC 6934 is a globular cluster of magnitude 9.75. At a distance of about 185,000 light-years, the globular cluster NGC 7006 is at the outer reaches of