In the depths of the sea (1938)

View of the sea from the shore.

Tree branches are captured in the frame.

The sky is overcast.

The sea is slightly rough. "On board a scientific expedition vessel." People lift a net with a metal vessel on the bottom out of the water.

The catch is transferred to a jar.

The scientist holds the jar up to the light.

A scientist with a jar in a laboratory.

A sample is taken from the jar and placed on the microscope stage.

A colleague hands the man the sample and returns to his workplace.

A scientist looks through a microscope.

Plankton under a microscope.

The scientist adjusts the microscope.

Inhabitants of a drop of sea water under a microscope.

The scientist's face.

The scientist places the next sample on the microscope stage.

Marine ciliates eat algae.

The scientist adjusts the microscope and changes samples.

Some of the plankton are transparent crustaceans.

Planktonic jellyfish.

The jellyfish hunts and catches fish fry.

"On a summer day..." Resort area.

People relaxing on the beach.

A child's face.

A child catches jellyfish with a net and shows them to his parents.

People running to the water.

A woman swimming.

Underwater, a person scatters jellyfish with his hands.

Sea jellyfish.

Pelagic fish.

View of the waves from a ship.

People stand at the side and look down.

The ship is accompanied by dolphins.

People watch the dolphins swimming and playing. "At the rocky shores..." The beginning of a storm, the waves crash against the coastal rocks.

Fish bury themselves in the sand.

Crustaceans and shells on the rock.

The storm intensifies.

A crab in a crevice.

Fish bury themselves in the sand.

Waves crash against the rocks.

Bottom vegetation.

Fish swim among the algae.

"In the underwater forest..." Fish swim among the algae and around the anchor chain.

Groupers and greenfinches.

Underwater forest.

A crab crawls along a stone.

Plant stems.

A macropodium crab falls from a branch to the bottom.

A macropodium crab climbs a piece of algae.

A colony of hydropolyps on a branch.

Hydropolyps hunt small crustaceans.

Thickets of algae.

Sea anemone.

Small fish swim around the anemones.

The anemone hunts.

Groupers.

A school of mullet.

A grouper hunts mullet.

Fish among the algae.

Bottom mollusks.

The greenfinch eats mollusks. "Among the stones." A stone crab hid on the bottom.

The crab crawls away.

Fish above the stone.

The crab scurries around on the bottom.

The crab eats.

Fish are swimming.

A crab is finishing off a fish.

Two crabs are fighting for their catch.

Seaweed on the rocks.

A small fish is swimming by.

A sea scorpion.

A shrimp is swimming by the scorpion's snout.

A crab falls on the scorpion's nose and crawls away.

A sea scorpion is catching a fish.

"In the sea meadows..." Small fish among seaweed on a sandy bottom.

Long-snouted pipefish.

Fish fry.

Head of a pipefish.

The pipefish swims away.

Seahorse among fish.

Head of a seahorse.

Seahorses on seaweed.

Hermit crabs eat fish.

Seahorse.

Hermit crabs hide in empty shells.

A fisherman in a boat.

The man pulls out the catch, takes it off the hook and puts it in a fish net.

The fisherman takes a dead fish out of the fish net and throws it into the sea.

The fish carcass sinks to the bottom.

A grass crab crawls out of the sand.

A shrimp crawls along the bottom.

The crab crawls toward the fish.

The crab eats.

Sea shrimp.

Another crab crawls up.

Three crabs fight for the catch.

The shrimp pick up the remains of food.

"On the underwater sands..." Sandy bottom.

Fish are swimming by.

An anchor tooth is sticking out of the bottom.

Gurnard.

The gurnard feels the bottom in search of food.

Stargazer (sea cow).

The stargazer burrows into the sand.

Common mullets (red mullets).

Sultankas dig in the sand.

The stargazer lures prey with its antenna.

Stargazer hunting for mullets.

Flounder on the bottom.

Flounder changes color depending on the color of the bottom.

Representative of the order Rays.

Mechanics of stingray swimming.

A school of fish attacks a stingray.

The stingray swims away.

"In the depths of the sea..." Deep-sea fish.

Bathysphere.

People around the bathysphere.

Checking communications before diving.

Scientists board the bathysphere.

People look out the portholes.

The captain gives a command to the ship's crane operator.

The lid of the bathysphere is lowered and closed.

The scientists inside cover their ears with their hands.

People wave to each other through the portholes.

The bathysphere is raised above the deck.

The bathysphere is lowered underwater. "The surface of the sea becomes the ceiling." The bathysphere descends.

A jellyfish swims past the porthole.

People on board the ship watch the descent.

A school of fish around the bathysphere.

The scientists look out the portholes at the underwater inhabitants.

The communications operator receives a message.

A stingray swims past the porthole.

A stingray near the bathysphere.

The bathysphere dives deeper.

A man on board the ship.

The faces of the scientists.

A representative of the sturgeon family swims past the porthole.

A shark next to the bathysphere.

Scientists inside the bathysphere.

The bathysphere is at depth, the searchlight is turned on.

Alternation: faces of scientists, inhabitants of the sea depths in the beam of the searchlight.

Members of the expedition on the deck.

Fish around the bathysphere.

Scientists observe the inhabitants of the sea.

The beam of the searchlight.

A fish swims in the beam.

The bathysphere continues its descent.

Quote by C.R. Darwin.