
A huge school of sardines, packed together. Scientists call these behavior "bait ball". The fishes stay together to escape the attack of predators like sharks, dolphins and other sea creatures.

A huge school of sardines, packed together. Scientists call these behavior "bait ball". The fishes stay together to escape the attack of predators like sharks, dolphins and other sea creatures.

Jacks on reef. MORE FISH ... (links)

A large school of salmon make their way up a fish ladder of a dam in the Columbia River, Oregon.

Wild salmon migrating upstream in the Columbia River, Oregon.

School of fish silhouette underwater flow marine ecosystem. Set of group tuna or cod swimming in swirl or curve spiral cluster, seafood swarm vector illustration isolated on white background

Yellowfin tuna fish swim in large groups looking for their prey such as large schools of ocean herring fish.

Black large flock of fish. School of fish. Vector illustration.

Ocean tuna or cod, flock of aquarium animals, shoal and fish school. Vector marine fish flock silhouette, swirl of seafood emblem, plenty of fish

A school of sardines at Monterey Bay Aquarium

Black flock of swimming fish. Vector illustration.

wildlife clown fish in anemone on maledivesAmphiprion nigripes, also known as the Blackfinned anemonefish or Maldives anemonefish is characterized by its rusty, orange color with a single white stripe running vertically just behind the eye

A large school of fishes swimming in the pacific waters of Palau, Micronesia

Many blue fishes follow the leader goldfish

A school of fish in Sipadan

Large school of Bigeye Trevally Caranx sexfasciatus, the species occurs in the tropical Indo-Pacific in a depth range from 0-146m, forming slow-moving schools during the day, dispersing at night feed, mainly on fish and crustaceans, common size is 60cm, max. 1.2m. Raja Ampat, Indonesia, 0°30'23 " S 130°44'15 " E at 18m depth

A huge school of sardines, packed together. Scientists call these behavior "bait ball". The fishes stay together to escape the attack of predators like sharks, dolphins and other sea creatures.

Free diver swimming through large school of bait fish swimming in murmuration in a dark ocean cave. Photographed at Swallows cave while free diving in Tonga.

School of fishes swimming in the sea.

barracuda,caranx,snapper, school of fish, underwater tropical fishes, ocean life,

Colorful tropical fish on a coral reef, amazingly beautiful fairy world. In the coral gardens of the Red Sea.

Hand drawn marine school of fish sketch style, vector illustration isolated on white background. Underwater world, engraved linear fishes for design and print

Mackerel Scad Decapterus macarellus occurs circumglobal in tropical and subtropical oceans from 54°N to 46°S in a depth range from 0-400m, usually from 40-200m. Max. length is 46cm, common length 30cm. Adults prefer clear oceanic waters, frequently around islands. Usually they are seen as fast moving schools along the reef edges near deep water, like these specimen. The species feeds mainly on zooplankton, the eggs are pelagic. Triton Bay, south side of Dramai Rock, Indonesia, 4°2'33.4058 S 134°14'12.0248 E at 14m depth.

Fish blue wave. Decorative flock of fish. Logo design template. Vector illustration.

Surrealistic underwater photography of thousands of small fish inside a cave. Scuba photo are and home decor for your interior design. From a scuba dive.

shoal of powder blue surgeonfish - in the Indian Ocean to the Maldives - rays of light breaking down by water

These fish spend their lives swimming endlessly. Schools of mackerel travel along the coast, covering hundreds of miles each year. Their torpedo-shaped bodies are smooth and streamlined, and mackerel waste little effort as they swim.

A school of the bluestripe snappers (Lutjanus rufolineatus) in Palau, Micronesia

Predatory Blue Marlin chase after an undersea school of Yellowfin Tuna fish in the Atlantic ocean.

Pacific salmon swim up the Columbia River in Oregon.

barracuda,caranx,snapper, school of fish, underwater tropical fishes, ocean life,

Colony of swiming sea or aquarium fishes. Group of color silhouettes . Collection of isolated vector decoration.

School of fish, underwater world background for design.

A school of fish swimming in turquoise ocean water. The fish are of different sizes and colors, with the largest one being a silver fish with black stripes. The water is a beautiful turquoise color and you can see the ocean floor in the background. The fish are swimming around rocks and coral, which are visible in the bottom right corner of the photo. The photo was taken from a low angle, looking up at the fish. The photo has a lively and colorful mood, as it captures the diversity and movement of the marine life.

Bluefin tuna Thunnus thynnus saltwater fish in mediterranean

A school of bluestripe snappers (Lutjanus rufolineatus) and a female diver in Palau, Micronesia

Photo of beautiful coral reefs and fish schools at Okinawa Japan

A stunning image of Schooling Hammerhead Sharks that congregate in large numbers of Malpelo and Cocos Islands

Raw sea bass, school of seabass fish isolated on white background with clipping path

barracuda,caranx,snapper, school of fish, underwater tropical fishes, ocean life,

Masked Butterflyfish (Chaetodon semilarvatus) in the Ocean near Coral Reef. Colorful Tropical Fish with Black and Yellow Stripes in Red Sea. Rays of Light in Clear Blue Water.

Underwater scene with exotic fishes and coral reef of the Red Sea, Clownfish, Bannerfish, Sergeant-major fish, Goldfish and other marine life near Hurghada, Egypt

School of fish swimming in water together.

barracuda,caranx,snapper, school of fish, underwater tropical fishes, ocean life,

Shoal of powder blue surgeonfish - in the Indian Ocean to the Maldives - rays of light breaking down by water

Snorkel swimming on the surface with school of fishes below.

Scuba diving with caribbean reef sharks

schooling striped bass, underwater, Morone saxatilis