Less than 1/2" long, a spotted Cleaner shrimp (Periclimenes yucatanicus) clings to the tentacles of a Giant anemone (Condylactis gigantea) at Bari Reef in Bonaire, Netherlands Antilles on Sunday, June 7, 2009.

Less than 1/2" long, a spotted Cleaner shrimp (Periclimenes yucatanicus) clings to the tentacles of a Giant anemone (Condylactis gigantea) at Bari Reef in Bonaire, Netherlands Antilles on Sunday, June 7, 2009.

 An Orange fin clownfish (Amphiprion chrysopterus) rests among the tentacles of an anemone at German Channel dive site in Palau on Saturday, December 12, 2010.

An Orange fin clownfish (Amphiprion chrysopterus) rests among the tentacles of an anemone at German Channel dive site in Palau on Saturday, December 12, 2010.

 A Sharpnose Pufferfish (Canthigaster rostrata) in Bonaire on Monday, June 1, 2009.

A Sharpnose Pufferfish (Canthigaster rostrata) in Bonaire on Monday, June 1, 2009.

 A Scorpion fish (Scorpaena plumieri) lies motionless on a coral head in Bonaire, Netherlands Antilles on Wednesday, June 10, 2009. These fish are very difficult to spot as their camouflage is so effective. They lie still, visually blending into the surrounding rocks and feed by sucking smaller fish into their mouths. They also have venomous spines on their dorsal fins for protection.

A Scorpion fish (Scorpaena plumieri) lies motionless on a coral head in Bonaire, Netherlands Antilles on Wednesday, June 10, 2009. These fish are very difficult to spot as their camouflage is so effective. They lie still, visually blending into the surrounding rocks and feed by sucking smaller fish into their mouths. They also have venomous spines on their dorsal fins for protection.

 A Pink skunk clownfish (Amphiprion perideraion) and anemone at New Drop Off dive site in Palau on Saturday, December 12, 2010.

A Pink skunk clownfish (Amphiprion perideraion) and anemone at New Drop Off dive site in Palau on Saturday, December 12, 2010.

 A snorkeler is surrounded by millions of non-stinging Golden jellyfish (Mastigias cf. papua etpisoni) at Lake Ongeim'l Tketau – popularly known as Jellyfish Lake – in Palau on Friday, December 17, 2010.

A snorkeler is surrounded by millions of non-stinging Golden jellyfish (Mastigias cf. papua etpisoni) at Lake Ongeim'l Tketau – popularly known as Jellyfish Lake – in Palau on Friday, December 17, 2010.

 Divers photograph a large Napoleon wrasse (Cheilinus undulatus) at Blue Corner dive site in Palau on Saturday, December 12, 2010.

Divers photograph a large Napoleon wrasse (Cheilinus undulatus) at Blue Corner dive site in Palau on Saturday, December 12, 2010.

 A pair of Pink skunk clownfish (Amphiprion perideraion) among the tentacles of an anemone at Blue Corner dive site in Palau on Tuesday, December 14, 2010.

A pair of Pink skunk clownfish (Amphiprion perideraion) among the tentacles of an anemone at Blue Corner dive site in Palau on Tuesday, December 14, 2010.

 A diver descends into Blue Holes dive site in Palau on Monday, December 13, 2010.

A diver descends into Blue Holes dive site in Palau on Monday, December 13, 2010.

 Mature Kokanee salmon spawn along Taylor Creek near Lake Tahoe on Thursday, October 4, 2012.

Mature Kokanee salmon spawn along Taylor Creek near Lake Tahoe on Thursday, October 4, 2012.

 A Sargent Major (Abudefduf saxatilis) swims through a section of pipe at 'Bari Reef' in Bonaire, Netherlands Antilles on Monday, June 8, 2009. These colorful 6-inch long fish are aggressively territorial and common throughout the Caribbean.

A Sargent Major (Abudefduf saxatilis) swims through a section of pipe at 'Bari Reef' in Bonaire, Netherlands Antilles on Monday, June 8, 2009. These colorful 6-inch long fish are aggressively territorial and common throughout the Caribbean.

 A Trumpet fish (Aulostomus maculatus) swims vertically among a gorgonian at 'Bachelor Beach' dive site in Bonaire, Netherlands Antilles on Monday, June 8, 2009. Trumpet fish are usually seen swimming vertically to hide among corals and marine plants. They are ambush predators that feed on smaller fish and shrimps.

A Trumpet fish (Aulostomus maculatus) swims vertically among a gorgonian at 'Bachelor Beach' dive site in Bonaire, Netherlands Antilles on Monday, June 8, 2009. Trumpet fish are usually seen swimming vertically to hide among corals and marine plants. They are ambush predators that feed on smaller fish and shrimps.

 A spotted Eagle ray (Aetobatus narinari) swims between two reef structures at a site called Angel City in Bonaire, Netherlands Antilles on Wednesday, June 3, 2009.

A spotted Eagle ray (Aetobatus narinari) swims between two reef structures at a site called Angel City in Bonaire, Netherlands Antilles on Wednesday, June 3, 2009.

 Underwater photographer Doug Perrine foreground, photographs large pacific manta rays at night in Kona, Hawaii on Tuesday May 27, 2008.

Underwater photographer Doug Perrine foreground, photographs large pacific manta rays at night in Kona, Hawaii on Tuesday May 27, 2008.

 A 1/2" long spotted Cleaner shrimp (Periclimenes yucatanicus) dances among the tentacles of a Giant anemone (Condylactis gigantea) in Bonaire on Monday, April 2, 2012.

A 1/2" long spotted Cleaner shrimp (Periclimenes yucatanicus) dances among the tentacles of a Giant anemone (Condylactis gigantea) in Bonaire on Monday, April 2, 2012.

 Diver Darlene Ott approaches a giant manta ray (Manta birostris) at a dive site called 'El Boiler" at the Revillagigedo Islands on Thursday, May 28, 2010. (Though she appears to be touching the manta, she is actually several feet further from the camera than the manta is.)

Diver Darlene Ott approaches a giant manta ray (Manta birostris) at a dive site called 'El Boiler" at the Revillagigedo Islands on Thursday, May 28, 2010. (Though she appears to be touching the manta, she is actually several feet further from the camera than the manta is.)

 The eye of a Caribbean Trumpet fish (Aulostomus maculatus) refracts light into multiple colors in Bonaire on Sunday, April 1, 2012.

The eye of a Caribbean Trumpet fish (Aulostomus maculatus) refracts light into multiple colors in Bonaire on Sunday, April 1, 2012.

 Thousands of fall run American River Chinook salmon smolts race through the water as they are released at the mouth of the American River in Sacramento on Tuesday, May 7, 2013. The California Department of Fish and Wildlife (CDFW) released three million young Chinook salmon, or smolts, near Discovery Park.

Thousands of fall run American River Chinook salmon smolts race through the water as they are released at the mouth of the American River in Sacramento on Tuesday, May 7, 2013. The California Department of Fish and Wildlife (CDFW) released three million young Chinook salmon, or smolts, near Discovery Park.

 With flashlights in hand, cavern divers Mariana Leal, right, and Darlene Ott enter Dos Ojos cenote near Playa del Carmen Mexico on Thursday May 31, 2007.  Cenotes are entrances to a huge freshwater-filled cave system in theRiviera Maya area of Mexico.

With flashlights in hand, cavern divers Mariana Leal, right, and Darlene Ott enter Dos Ojos cenote near Playa del Carmen Mexico on Thursday May 31, 2007.  Cenotes are entrances to a huge freshwater-filled cave system in theRiviera Maya area of Mexico.

 A Brandt's cormorant (Phalacrocorax penicillatus) swims through an underwater forest of giant kelp in Monterey, California on August 7, 2011.

A Brandt's cormorant (Phalacrocorax penicillatus) swims through an underwater forest of giant kelp in Monterey, California on August 7, 2011.

 A Caribbean reef squid (Sepioteuthis sepioidea) in Bonaire on Friday, August 14, 2015.

A Caribbean reef squid (Sepioteuthis sepioidea) in Bonaire on Friday, August 14, 2015.

 The lips, fins, and tail of a Blue tang   (  Acanthurus coeruleus) in Bonaire on Tuesday, August 11, 2015

The lips, fins, and tail of a Blue tang (Acanthurus coeruleus) in Bonaire on Tuesday, August 11, 2015

 A young Longspine balloonfish (Diodon holocanthus) peers out from behind a coral head at Something Special in Bonaire on Friday, August 14, 2015.

A young Longspine balloonfish (Diodon holocanthus) peers out from behind a coral head at Something Special in Bonaire on Friday, August 14, 2015.

 A tiny Arrow crab (Stenorhynchus seticornis) hides inside an Azure Vase sponge at Bari Reef in Bonaire on Wednesday, August 12, 2015.

A tiny Arrow crab (Stenorhynchus seticornis) hides inside an Azure Vase sponge at Bari Reef in Bonaire on Wednesday, August 12, 2015.

 Less than 1/2" long, a spotted Cleaner shrimp (Periclimenes yucatanicus) clings to the tentacles of a Giant anemone (Condylactis gigantea) at Bari Reef in Bonaire, Netherlands Antilles on Sunday, June 7, 2009.
 An Orange fin clownfish (Amphiprion chrysopterus) rests among the tentacles of an anemone at German Channel dive site in Palau on Saturday, December 12, 2010.
 A Sharpnose Pufferfish (Canthigaster rostrata) in Bonaire on Monday, June 1, 2009.
 A Scorpion fish (Scorpaena plumieri) lies motionless on a coral head in Bonaire, Netherlands Antilles on Wednesday, June 10, 2009. These fish are very difficult to spot as their camouflage is so effective. They lie still, visually blending into the surrounding rocks and feed by sucking smaller fish into their mouths. They also have venomous spines on their dorsal fins for protection.
 A Pink skunk clownfish (Amphiprion perideraion) and anemone at New Drop Off dive site in Palau on Saturday, December 12, 2010.
 A snorkeler is surrounded by millions of non-stinging Golden jellyfish (Mastigias cf. papua etpisoni) at Lake Ongeim'l Tketau – popularly known as Jellyfish Lake – in Palau on Friday, December 17, 2010.
 Divers photograph a large Napoleon wrasse (Cheilinus undulatus) at Blue Corner dive site in Palau on Saturday, December 12, 2010.
 A pair of Pink skunk clownfish (Amphiprion perideraion) among the tentacles of an anemone at Blue Corner dive site in Palau on Tuesday, December 14, 2010.
 A diver descends into Blue Holes dive site in Palau on Monday, December 13, 2010.
 Mature Kokanee salmon spawn along Taylor Creek near Lake Tahoe on Thursday, October 4, 2012.
 A Sargent Major (Abudefduf saxatilis) swims through a section of pipe at 'Bari Reef' in Bonaire, Netherlands Antilles on Monday, June 8, 2009. These colorful 6-inch long fish are aggressively territorial and common throughout the Caribbean.
 A Trumpet fish (Aulostomus maculatus) swims vertically among a gorgonian at 'Bachelor Beach' dive site in Bonaire, Netherlands Antilles on Monday, June 8, 2009. Trumpet fish are usually seen swimming vertically to hide among corals and marine plants. They are ambush predators that feed on smaller fish and shrimps.
 A spotted Eagle ray (Aetobatus narinari) swims between two reef structures at a site called Angel City in Bonaire, Netherlands Antilles on Wednesday, June 3, 2009.
 Underwater photographer Doug Perrine foreground, photographs large pacific manta rays at night in Kona, Hawaii on Tuesday May 27, 2008.
 A 1/2" long spotted Cleaner shrimp (Periclimenes yucatanicus) dances among the tentacles of a Giant anemone (Condylactis gigantea) in Bonaire on Monday, April 2, 2012.
 Diver Darlene Ott approaches a giant manta ray (Manta birostris) at a dive site called 'El Boiler" at the Revillagigedo Islands on Thursday, May 28, 2010. (Though she appears to be touching the manta, she is actually several feet further from the camera than the manta is.)
 The eye of a Caribbean Trumpet fish (Aulostomus maculatus) refracts light into multiple colors in Bonaire on Sunday, April 1, 2012.
 Thousands of fall run American River Chinook salmon smolts race through the water as they are released at the mouth of the American River in Sacramento on Tuesday, May 7, 2013. The California Department of Fish and Wildlife (CDFW) released three million young Chinook salmon, or smolts, near Discovery Park.
 With flashlights in hand, cavern divers Mariana Leal, right, and Darlene Ott enter Dos Ojos cenote near Playa del Carmen Mexico on Thursday May 31, 2007.  Cenotes are entrances to a huge freshwater-filled cave system in theRiviera Maya area of Mexico.
 A Brandt's cormorant (Phalacrocorax penicillatus) swims through an underwater forest of giant kelp in Monterey, California on August 7, 2011.
 A Caribbean reef squid (Sepioteuthis sepioidea) in Bonaire on Friday, August 14, 2015.
 The lips, fins, and tail of a Blue tang   (  Acanthurus coeruleus) in Bonaire on Tuesday, August 11, 2015
 A young Longspine balloonfish (Diodon holocanthus) peers out from behind a coral head at Something Special in Bonaire on Friday, August 14, 2015.
 A tiny Arrow crab (Stenorhynchus seticornis) hides inside an Azure Vase sponge at Bari Reef in Bonaire on Wednesday, August 12, 2015.

Less than 1/2" long, a spotted Cleaner shrimp (Periclimenes yucatanicus) clings to the tentacles of a Giant anemone (Condylactis gigantea) at Bari Reef in Bonaire, Netherlands Antilles on Sunday, June 7, 2009.

An Orange fin clownfish (Amphiprion chrysopterus) rests among the tentacles of an anemone at German Channel dive site in Palau on Saturday, December 12, 2010.

A Sharpnose Pufferfish (Canthigaster rostrata) in Bonaire on Monday, June 1, 2009.

A Scorpion fish (Scorpaena plumieri) lies motionless on a coral head in Bonaire, Netherlands Antilles on Wednesday, June 10, 2009. These fish are very difficult to spot as their camouflage is so effective. They lie still, visually blending into the surrounding rocks and feed by sucking smaller fish into their mouths. They also have venomous spines on their dorsal fins for protection.

A Pink skunk clownfish (Amphiprion perideraion) and anemone at New Drop Off dive site in Palau on Saturday, December 12, 2010.

A snorkeler is surrounded by millions of non-stinging Golden jellyfish (Mastigias cf. papua etpisoni) at Lake Ongeim'l Tketau – popularly known as Jellyfish Lake – in Palau on Friday, December 17, 2010.

Divers photograph a large Napoleon wrasse (Cheilinus undulatus) at Blue Corner dive site in Palau on Saturday, December 12, 2010.

A pair of Pink skunk clownfish (Amphiprion perideraion) among the tentacles of an anemone at Blue Corner dive site in Palau on Tuesday, December 14, 2010.

A diver descends into Blue Holes dive site in Palau on Monday, December 13, 2010.

Mature Kokanee salmon spawn along Taylor Creek near Lake Tahoe on Thursday, October 4, 2012.

A Sargent Major (Abudefduf saxatilis) swims through a section of pipe at 'Bari Reef' in Bonaire, Netherlands Antilles on Monday, June 8, 2009. These colorful 6-inch long fish are aggressively territorial and common throughout the Caribbean.

A Trumpet fish (Aulostomus maculatus) swims vertically among a gorgonian at 'Bachelor Beach' dive site in Bonaire, Netherlands Antilles on Monday, June 8, 2009. Trumpet fish are usually seen swimming vertically to hide among corals and marine plants. They are ambush predators that feed on smaller fish and shrimps.

A spotted Eagle ray (Aetobatus narinari) swims between two reef structures at a site called Angel City in Bonaire, Netherlands Antilles on Wednesday, June 3, 2009.

Underwater photographer Doug Perrine foreground, photographs large pacific manta rays at night in Kona, Hawaii on Tuesday May 27, 2008.

A 1/2" long spotted Cleaner shrimp (Periclimenes yucatanicus) dances among the tentacles of a Giant anemone (Condylactis gigantea) in Bonaire on Monday, April 2, 2012.

Diver Darlene Ott approaches a giant manta ray (Manta birostris) at a dive site called 'El Boiler" at the Revillagigedo Islands on Thursday, May 28, 2010. (Though she appears to be touching the manta, she is actually several feet further from the camera than the manta is.)

The eye of a Caribbean Trumpet fish (Aulostomus maculatus) refracts light into multiple colors in Bonaire on Sunday, April 1, 2012.

Thousands of fall run American River Chinook salmon smolts race through the water as they are released at the mouth of the American River in Sacramento on Tuesday, May 7, 2013. The California Department of Fish and Wildlife (CDFW) released three million young Chinook salmon, or smolts, near Discovery Park.

With flashlights in hand, cavern divers Mariana Leal, right, and Darlene Ott enter Dos Ojos cenote near Playa del Carmen Mexico on Thursday May 31, 2007.  Cenotes are entrances to a huge freshwater-filled cave system in theRiviera Maya area of Mexico.

A Brandt's cormorant (Phalacrocorax penicillatus) swims through an underwater forest of giant kelp in Monterey, California on August 7, 2011.

A Caribbean reef squid (Sepioteuthis sepioidea) in Bonaire on Friday, August 14, 2015.

The lips, fins, and tail of a Blue tang (Acanthurus coeruleus) in Bonaire on Tuesday, August 11, 2015

A young Longspine balloonfish (Diodon holocanthus) peers out from behind a coral head at Something Special in Bonaire on Friday, August 14, 2015.

A tiny Arrow crab (Stenorhynchus seticornis) hides inside an Azure Vase sponge at Bari Reef in Bonaire on Wednesday, August 12, 2015.

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