Changing SeasGrouper Moon Season 4 Episode 3 | 27m 1s During the winter full moons, Nassau Grouper gather in large numbers to spawn. Most of the known spawning sites have been fished out, but the Cayman Islands are home to the last great reproductive population of this endangered species. Aired: 06/19/12 Rating: NR Closed CaptioningVideo has closed captioning.checkmarkAdd to WatchlistWatch PreviewProblems Playing Video?Report a ProblemClosed CaptioningShare:Share this video on FacebookFacebookShare this video on TwitterTwitterShare this video on Google PlusGoogleShare this video via EmailE-mailEmbedEmbed Code for this videoEmbed CodeChanging SeasGrouper MoonSeason 4 Episode 3Width in pixels px Height in pixels px Copied to your clipboardUnable to copyLabelCopy to ClipboardClick to copy embed code for videoCloseCloseReport a ProblemBefore you submit an error, please consult our Troubleshooting Guide.Type of ErrorVideo doesn't loadVideo loads, but doesn't playVideo jumps back/forwardOnly audio is streamingSponsorship playback errorOtherPlease add more detailsCancelSubmit ReportYour report has been successfully submitted. Thank you for helping us improve PBS Video.CloseCloseCloseMajor funding for this program was provided by the Batchelor Foundation, encouraging people to preserve and protect America’s underwater resources. Additional funding was provided by Diver’s Direct, inspiring the pursuit of tropical adventure scuba diving.