Ralph Pace / Shortfin Mako (Isurus oxyrhynchus) male caught on fishing line, California

Ralph Pace / Swell Shark (Cephaloscyllium ventriosum) egg case and embryo, Monterey, California

Ralph Pace / Green Sea Turtle (Chelonia mydas), San Diego, California

Ralph Pace / Olive Ridley Sea Turtle (Lepidochelys olivacea) females coming ashore to nest during arribada, Playa de Escobilla Sanctuary, Oaxaca, Mexico

Ralph Pace / Galapagos Shark (Carcharhinus galapagensis), Reviliagigedo Island, Mexico

Ralph Pace / Silky Shark (Carcharhinus falciformis), Galapagos Shark (Carcharhinus galapagensis), Dusky Shark (Carcharhinus obscurus), and Black-tip Shark (Carcharhinus limbatus) group working with Yellowfin Tuna...

Ralph Pace / Silky Shark (Carcharhinus falciformis), Galapagos Shark (Carcharhinus galapagensis), Dusky Shark (Carcharhinus obscurus), and Black-tip Shark (Carcharhinus limbatus) group working with Yellowfin Tuna...

Ralph Pace / Humpback Whale (Megaptera novaeangliae) male and female courting, Maui, Hawaii, image taken under NMFS Permit # 19225

Ralph Pace / Swordfish (Xiphias gladius) with tags to determine effectiveness of fishing gear, San Diego, California

Ralph Pace / Swordfish (Xiphias gladius) with tags to determine effectiveness of fishing gear, San Diego, California

Ralph Pace / Great Gray Owl (Strix nebulosa), Sitka, Alaska

Ralph Pace / Humpback Whale (Megaptera novaeangliae) pair breaching, Morris Reef, Alaska