Crustaceans Active at night

Mediterranean Slipper Lobster

Scyllarides latus

iNaturalist Wikipedia

Meet the 'Gentle Giant' of the Mediterranean reefs. Lacking claws and covered in stone-like armor, this nocturnal master of camouflage is one of the ocean's most elusive and fascinating crustaceans.

0 Sightings

0 Habitats

Quick Identification

straighten

Size

Typically 20–30 cm (8–12 in) in length, weighing up to 2 kg (4.4 lbs)

palette

Colors

Mottled reddish-brown, tan, and grey carapace that mimics the texture of seafloor rocks

visibility

Key Features

Flattened shovel-like antennae instead of long whips
Complete lack of claws or pincers
Heavy, square-shaped carapace with a bumpy stone-like texture
Stocky, powerful legs used for clinging to rocks

When You’ll See Them

schedule

Activity pattern Active at night

brightness_5

Peak hours 10 PM - 3 AM

calendar_month

Season June-September

restaurant

Diet A specialized predator of molluscs, primarily feeding on limpets, sea snails, and bivalves by using its legs to manipulate and open shells.

park

Habitat Subtidal rocky reefs, underwater caves, and seagrass meadows, usually at depths between 4 and 100 meters.

public Geographic range

Where Does the Mediterranean Slipper Lobster Live?

Where Does the Mediterranean Slipper Lobster Live? This fascinating crustacean is native to the warm temperate and subtropical waters of the Mediterranean Sea and the eastern Atlantic Ocean. Its range extends from the coast of Portugal southward to the Cape Verde islands, including the volcanic archipelagos of the Azores, Madeira, and the Canary Islands. While it was once a common sight across the entire Mediterranean basin, its core populations are now most frequently found in protected marine reserves and deeper, rocky habitats along the coasts of Italy, Greece, and Spain.

Basemap © OpenStreetMap contributors

11 Countries

3.5M km² Range

Data Deficient Conservation

IT Italy

Marginal

Greece

Marginal

ES Spain

Marginal

PT Portugal

Marginal

Croatia

Marginal

eco

iNaturalist / Verified observation data

View on iNaturalist open_in_new

Explore more Crustaceans arrow_forward

Behavior

The Mediterranean Slipper Lobster is a master of stealth and a true creature of the night. During the day, these lobsters are nearly impossible to find, as they retreat into the deepest recesses of underwater caves or tuck themselves into narrow rocky crevices. Unlike their more aggressive cousins, the spiny lobsters, slipper lobsters lack long antennae and sharp spines for defense, relying instead on their incredible camouflage and heavy, armor-like shell to remain undetected by predators.

As night falls, they emerge from their shelters to forage across the benthos. They are solitary hunters, moving slowly and methodically over the seabed. While they appear sluggish, they are remarkably strong; they use their powerful legs to grip rocks or pry open prey. They have a relatively peaceful interaction with their own kind, though they are highly sensitive to light and movement, quickly retreating if they feel threatened by a diver or a larger fish.

photo_camera EverydayEarth exclusive

Camera Tips

To capture the Mediterranean Slipper Lobster on an underwater camera, placement is everything. You should aim for the 'mouth' of a rocky crevice or the entrance of a shallow sea cave, as these lobsters often follow the same paths when emerging for their nightly forage. Use a weighted mount or a tripod specifically designed for marine environments to ensure the camera doesn't shift with the tide or current. Positioning the lens about 30-50 cm from the cave floor at a slightly upward angle will provide the best view of their unique, shovel-like antennae.

Lighting is a critical factor for this species. Because they are highly light-sensitive, a standard white-light flash or bright LED will likely cause them to retreat back into their holes immediately. Instead, use a camera equipped with red-light LEDs or a red filter. Crustaceans have a limited ability to see red light, allowing you to record their natural foraging behavior without startling them. If your camera has a time-lapse mode, set it to trigger every 30 seconds during the peak activity hours between 10 PM and 3 AM.

While we don't recommend heavy baiting which can disrupt the local ecosystem, placing a crushed mollusc or a piece of sea urchin near the camera site can serve as a natural lure to keep the lobster in the frame longer. Be mindful of the season; in the Mediterranean, these lobsters tend to move into shallower, warmer waters during the summer months (June to August), making this the ideal time for shore-based camera deployments or shallow-water housing setups.

Similar Species

Species that look similar or are commonly confused with Mediterranean Slipper Lobster.

Small European Slipper Lobster

Much smaller (max 15cm) and has bright blue spots on its abdominal segments that S. latus lacks.

European Spiny Lobster

Possesses long, whip-like antennae and a spiny carapace, unlike the flat antennae and smooth-ish armor of the slipper lobster.

Browse all Crustaceans arrow_forward

Frequently Asked Questions

The Mediterranean Slipper Lobster is strictly nocturnal. They are most active during the darkest hours of the night, typically between 10 PM and 3 AM, when they leave their caves to hunt for food.

You can attract them by placing your camera near rocky crevices and using a natural lure like a crushed mussel or limpet. Using red-light illumination is essential, as white light will scare them away.

Their diet consists almost entirely of molluscs. They use their strong legs to pull limpets off rocks and can even pry open small bivalves to get to the meat inside.

They are becoming increasingly rare in shallow areas due to overfishing and habitat disturbance. However, they can still be found in shallow rocky reefs (5-10 meters deep) within protected marine areas during the summer.

The easiest way is to look at the head; Slipper Lobsters have wide, flat, shovel-like antennae and no long whip-like feelers. They also lack the sharp spines found on the body of a Spiny Lobster.

Record Mediterranean Slipper Lobster at your habitat

Connect a camera to start building your own species record — AI identifies every visitor automatically.

Join free Identify a photo