
Two playful sea lion pups at Los Islotes, Mexico.

California sea lion plays in the distant kelp.

Galapagos sea lion (Zalophus californianus) surface reflection. Galapagos Islands.

A large pod of Hawaiian spinner dolphins (Stenella longirostris) over rocky bottom off Oahu, Hawaii.

Sea lion pups play on the surface in a cave at Los Islotes.

Galapagos Sea Lion (Zalophus wollebaeki) pup. Galapagos Islands.

Sea lion pup at the surface in a cave.

Galapagos sea lions (Zalophus wollebaeki) on an Easpanola Island beach. Galapagos Islands.

Humpback whale (Megaptera novaeangliae) and sunrays from below. Tonga.

A small pod of spinner dolphins (Stenella longirostris) cruise over sand in Hawaii.

Spinner dolphin (Stenella longirostris) pod reflection in Hawaii.

Two sea lions play on the surface above a California kelp forest.

Two spinner dolphins (Stenella longirostris) break the surface in slow motion. Hawaii.

Head shot of Hawaiian monk seal (Monachus schauinslandi) off Oahu. She popped her head out of a cave while I was photographing fish with my 100 mm macro. I had back off quite a bit just to get just even a head shot. She danced upright for several minutes (no doubt ridiculing me for my poor lens choice) and then gracefully swam off alomg htr sea cliffs.

Galapagos sea lion (Zalophus wollebaeki). Galapagos Islands.

Close up of two Atlantic spotted dolphins (Stenella frontalis) above sand bottom. Bahamas.

Humpback whale calf (Megaptera novaeangliae) plays on the surface in Tonga.

Indo-Pacific bottlenose dolphins (Tursiops aduncus) off Oahu. In 1998, the the Indo-Pacific bottlenose dolphin was recognized as a separate species. Before then, the genus Tursiops was monospecific. The Indo-Pacific bottlenose dolphin is generally smaller than the common bottlenose dolphin. Hawaii.

Two peas in a pod. Bottlenose and Atlantic spotted dolphins spend lots of time together in the Bahamas. They play and forage together, babysit each others calves and even hybridize on rare occasions. Bahamas.

Galapagos sea lion (Zalophus wollebaeki) pup. Galapagos Islands.

Bottlenose dolphin bull (Tursiops truncatus) courting Atlantic spotted dolphins (Stenella frontalis). Bahamas.

Curious Hawaiian monk seal (Monachus schauinslandi) swims over rocks off the Big Island, Hawaii.

Juvenile sea lions play in the shore break at a rookery on Santa Barbara Island, California.

Head on shot of playful Hawaiian monk seal (Monachus schauinslandi). Hawaii.

Four Atlantic spotted dolphin (Stenella frontalis) playing with a gorgonian branch above sand bottom in the Bahamas.

Two Atlantic spotted dolphins (Stenella frontalis) up close in beautiful, clear blue water. Bahamas.

A young Galapagos sea lion (Zalophus wollebaeki) blowing bubbles. Galapagos Islands.

Spinner dolphin (Stenella longirostris) reflection. Hawaii.

A California sea lion bursts out of the green water on a deep reef in the Channel Islands, California.

Galapagos sea lion (Zalophus wollebaeki) diving down from the surface. Galapagos Islands.

Sea lion pup plays with a starfish in a cave at Los Islotes.

Free willy:) Bottlenose dolphin bull (Tursiops truncatus) courting Atlantic spotted dolphins (Stenella frontalis). Bottlenose and Atlantic spotted dolphins spend lots of time together in the Bahamas. They play and forage together, babysit each others calves and even hybridize on rare occasions. Bahamas.

A huge pod of hawaiian spinner dolphins (Stenella longirostris) swims over sand in clear waters off Oahu. Hawaii.

A Hawaiian spinner dolphin (Stenella longirostris) pod swims over sand. Hawaii.

A small pod of spinner dolphins (Stenella longirostris) over sand in Hawaii.

Galapagos sea lion (Zalophus wollebaeki) pup. Galapagos Islands.

An Atlantic spotted dolphin (Stenella frontalis) swims over white sand. Bahamas.

Galapagos sea lion (Zalophus californianus) surface reflection. Galapagos Islands.

A sea lion bull cruises underneath a school of sardines at Los Islotes. Baja, Mexico.

A curious harbor seal (Phoca vitulina) swims out from the kelp forest.

Three spinner dolphins (Stenella longirostris). Hawaii.

A sea lion pup nips my fin in a cave. Los Islotes, Mexico.

An Atlantic spotted dolphin (Stenella frontalis) swims toward the surface over white sand in clear, blue waters of the Bahamas.

An Atlantic spotted dolphin (Stenella frontalis) torpedos by in clear turqoise waters of the Bahamas.

Silhouette of two spinner dolphins (Stenella longirostris) under clouds and blue sky. Hawaii.

Hawaiian monk seal (Monachus schauinslandi) swims over rocks in shallow water. Hawaii.

Two Atlantic spotted dolphins (Stenella frontalis) up close in clear, blue water of the Bahamas.

Spinner dolphin (Stenella longirostris) pod over sand in Hawaii.

A spinner dolphin (Stenella longirostris) plays fetch with a leaf. Hawaii.

Galapagos sea lion (Zalophus californianus). Galapagos Islands.

Hawaiian spinner dolphins (Stenella longirostris) cruise on the glassy ocean surface infront of Diamond Head, Oahu on a picture perfect day.

Humpback whale (Megaptera novaeangliae) calf fully breaches out of water. Tonga.

Hawaiian monk seal (Monachus schauinslandi) swims by curiously in the shallows. Hawaii.

Hawaiian monk seal (Monachus schauinslandi) getting playful. Hawaii.

A pod of spinner dolphins (Stenella longirostris ) cruises over sand bottom in Hawaii.

A sea lion swims by with a stick in its mouth. Los Islotes, Mexico.