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Sardine run feeding frenzy at Port St Johns, South Africa - 08 Jul 2011
Mandatory Credit: Photo by Dmitry Miroshnikov/Solent News / Rex Features ( 1426916b )
Feeding Frenzy At The Sardine Run
These incredible photographs reveal one of nature's greatest phenomena - the sardine run.
Millions of the fish move north along the coast of South Africa where they are eaten by dolphins and even gannets in a huge feeding frenzy.
The stunning photographs show the dolphins herding the sardines into a 'bait ball' which they then swim through with their mouths open to gulp up their prey.
The sardines attempt to get away from the predators by swimming up to the surface but are picked off by gannets dive-bombing into the water.
IT software developer Dmitry Miroshnikov, 32, captured the stunning scenes during a 12-day break in Port St Johns, South Africa.
He said: "Diving near the bait ball is one of the most amazing, adrenalin-filled experiences in a life.
"Scuba diving is usually a very silent thing but not in this case.
"The dolphins' attack on the sardines starts with very loud high-frequency whistle - they communicate with each other to co-ordinate the attack.
"In seconds, a whistle is followed by a pack of dolphins charging the fish into a bait ball, usually from down to up.
"Sardines try to escape, so the bait ball curves itself like liquid, approaching the surface and comes close enough for gannets to reach them.
"Cape gannets are very good divers. They dive from 30 metres into the water with a speed up to 100mph, diving up to 12 metres deep.
"The water around instantly becomes full of bubbles. If a bird hit you there would be trouble - but they have very good sight, so it's not a threat to divers.
"The sound of birds entering the water is also very loud - it's like someone smashing a giant hammer into water."
Dmitry waited hours on a boat and when he saw the birds beginning their bombardment he would dive into the...
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DUKAS_21591575_REX
Sardine run feeding frenzy at Port St Johns, South Africa - 08 Jul 2011
Mandatory Credit: Photo by Dmitry Miroshnikov/Solent News / Rex Features (1426916b)
Please byline: Pic: Dmitry Miroshnikov
Dolphins herd the sardines into a 'bait ball'
Sardine run feeding frenzy at Port St Johns, South Africa - 08 Jul 2011
These incredible photographs reveal one of nature's greatest phenomena - the sardine run. Millions of the fish move north along the coast of South Africa where they are eaten by dolphins and even gannets in a huge feeding frenzy. The stunning photographs show the dolphins herding the sardines into a 'bait ball' which they then swim through with their mouths open to gulp up their prey. The sardines attempt to get away from the predators by swimming up to the surface but are picked off by gannets dive-bombing into the water. IT software developer Dmitry Miroshnikov, 32, captured the stunning scenes during a 12-day break in Port St Johns, South Africa.
(FOTO:DUKAS/REX)
DUKAS/REX