Jeff Yonover

  • Portfolio
  • About
  • Contact
  • Archive
    • All Galleries
    • Search
    • Cart
    • Lightbox
    • Client Area
  • Facebook
  • Twitter
x

Search Results

Refine Search
Match all words
Match any word
Prints
Personal Use
Royalty-Free
Rights-Managed
(leave unchecked to
search all images)
Next
196 images found
twitterlinkedinfacebook

Loading ()...

  • An aggressive Tiger Shark makes a very close pass toward the photographer, closing its nictating membrane to protect its eye.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr050 bw.jpg
  • An aggressive Tiger Shark makes a very close pass.<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr049 bw.jpg
  • An aggressive Tiger Shark makes a very close pass toward the photographer, closing its nictating membrane to protect its eye.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr050.jpg
  • An aggressive Tiger Shark makes a very close pass.<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr048.JPG
  • An aggressive Tiger Shark makes a very close pass.<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr049.JPG
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr156 bw.jpg
  • Whitetip Reef Shark portrait---note the skin detail on the head<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr123.JPG
  • Whitetip Reef Shark portrait---note the skin detail on the head<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr121.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr110 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr103 bw.jpg
  • Schooling Scalloped Hammerhead Sharks cruising above<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr078.JPG
  • A Whitetip Reef Shark, having snatched up a sleeping parrotfish, tries to leave the frenzied pack to enjoy its meal.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr055.JPG
  • A Scalloped Hammerhead Shark looks for cleaner fish to remove dead skin and parasites.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr181.JPG
  • A Scalloped Hammerhead Shark looks for cleaner fish to remove dead skin and parasites.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr181 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr173.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr167.JPG
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr156.JPG
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr155.JPG
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr155 bw.jpg
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr154 bw.jpg
  • A group of Galapagos Sharks passes by<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr143.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr118 bw.jpg
  • Rebreather divers filming schooling Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr114.JPG
  • Rebreather divers filming schooling Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr114 bw.jpg
  • Rebreather divers filming schooling Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr112 bw.jpg
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr109.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr102.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr102 bw.jpg
  • Divers decent a mooring line, as a Scalloped Hammerhead Shark gets cleaned by a Barberfish<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr093.JPG
  • While most reef fish are asleep, Whitetip Reef Sharks and Black Jacks search frantically for a meal.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr090.JPG
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.  Two divers using rebreathers observe and try to capture the scene.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr045.JPG
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr043.JPG
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr043 bw.jpg
  • A very pregnant White Tip Reef Shark rests on a rocky reef slope.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr039.JPG
  • Reef fish scurry to avoid an approaching Scalloped Hammerhead Shark<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr024.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr177.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr177 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr176.JPG
  • Schooling Scalloped Hammerhead Sharks, grainy<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr175.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr173 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr172 bw.jpg
  • Having given up on eating the Sea Turtle in the background, a Tiger Shark directs its attention elsewhere.  <br />
<br />
(Note the arched back, and pectoral fins placed downward.  This is typical aggressive posturing.  We exited the water shortly after these frames were captured.)<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr154.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr116 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr101 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr100.JPG
  • With a large Black Jack and diver looking on, a Whitetip Reef Shark has located its dinner, and is an instant away from capturing it.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr057.JPG
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.  Two divers using rebreathers observe and try to capture the scene.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr045 bw.jpg
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr041.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr182.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr182 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr176 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr174.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr172.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr166.JPG
  • A group of Galapagos Sharks passes by<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr143 bw.jpg
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr118.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr116.JPG
  • Rebreather divers filming schooling Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr112.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr110.JPG
  • A large school of Scalloped Hammerhead Sharks passes high overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr109 bw.jpg
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr101.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr099.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr100 bw.jpg
  • Schooling Scalloped Hammerhead Sharks cruising above<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr078 bw.jpg
  • Schooling Scalloped Hammerhead Sharks cruising above<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr077.JPG
  • Scalloped Hammerhead Sharks schooling near the top of a submerged seamount, in order to be "cleaned" by Angelfishes and Barberfishes.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr042.JPG
  • Schooling Scalloped Hammerhead Sharks, grainy<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr175 bw.jpg
  • Whitetip Reef Sharks rest on a sandy patch of rocky reef.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr161.JPG
  • Schooling Scalloped Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    Cocos Hammerhead1409cr103.JPG
  • Frenzied by the allure of an easy meal, Whitetip Reef Sharks violent whisk from coral head to coral head, kicking up sand and adrenaline.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr056.JPG
  • While most reef fish are asleep, Whitetip Reef Sharks and Black Jacks search frantically for a meal, kicking up debris and sand in their frenzy.  A diver looks on, trying to capture the predatory moment.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr092.JPG
  • Barberfish congregate at the top of a submerged seamount, waiting to clean parasites off of Hammerhead Sharks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr097.JPG
  • Bigeye Trevally, schooling tightly<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr140.JPG
  • Bigeye Trevally, schooling tightly<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr141.JPG
  • A Mexican Hogfish hams it up for the camera<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr074.JPG
  • Reef Fish, mostly Snappers, congregate by the hundreds<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr061.JPG
  • Black Jacks and hundreds of Snappers cruise in and out under a natural "swim through", while a diver passes by.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr034.JPG
  • Marble Rays, all male, congregate in a reef cavern<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr026bw.jpg
  • Schooling Bigeye Jacks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr014.JPG
  • A diver observes two species of schooling Jacks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr010.JPG
  • Two large Yellowfin Tuna send a school of Bigeye Trevally scattering<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr164.JPG
  • Here comes Pinocchio...<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr157.JPG
  • Bigeye Trevally, schooling tightly<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr141 bw.jpg
  • Schools of Jacks and Snappers<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr138.JPG
  • Smaller fish scatter to avoid the quick rush of a large Yellowfin Tuna<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr135.JPG
  • Rebreather divers and Marble Rays<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr134.JPG
  • Schools of Snappers and Goatfish mix in swim through created by huge boulders<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr132.JPG
  • King Angelfish<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr131.JPG
  • King Angelfish scale detail<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr131c.jpg
  • Guineafowl Puffer<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr128.JPG
  • Large school of Mullet Snapper<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr120.JPG
  • A Green Sea Turtle glides by, with Hammerheads passing overhead<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr104 bw.jpg
  • Hundreds of Creolefish feed on plankton in the current above a reef slope.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr073.JPG
  • A diver photographs two large Yellowfin Tuna<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr071.JPG
  • A Diver observes a huge school of Jacks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr066 bw.jpg
  • Schooling Cocinero Jacks<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr062.JPG
  • A school of large Mullet Snapper cruise near the surface<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr047.JPG
  • A large Black Jack and hundreds of Snappers cruise in and out under a natural "swim through".<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr038.JPG
  • A Diver observes a huge school of Snappers<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr037.JPG
  • Black Jacks and hundreds of Snappers cruise in and out under a natural "swim through", while a diver passes by.<br />
<br />
<br />
Shot at Cocos Island, Costa Rica
    1409cr033.JPG
Next