Big Barracuda – Profile, Traits, Facts, Teeth, Diet

big barracuda
(Last Updated On: April 13, 2021)

A big barracuda is a big, predatory ray-finned fish identified for its fearsome look and ferocious behavior. The big barracuda is a saltwater fish of the genus Sphyraena, the one genus within the family Sphyraenidae which was named by Constantine Samuel Rafinesque in 1815.

Big barracudaTaxonomy

Kingdom: Animalia

Phylum: Chordata

Class: Actinopterygii

Order: Perciformes

Family: Sphyraenidae

Genus: Sphyraena

Species: Barracuda

Common name: The Great Barracuda

Scientific name: Sphyraena barracuda

Average size: 38 kg (83 pounds), 6 feet in length

Depth: 6-45 ft (2-15m), usually near the surface but have been spotted at 90ft below

Longevity: At least 14 years

Distribution: Caribbean, Western Atlantic, and the Pacific Ocean. Generally 30°N and 30°S

It’s present in tropical and subtropical oceans worldwide starting from the eastern border of the Atlantic Ocean to the Crimson Sea, on its western border the Caribbean Sea, and in tropical areas of the Pacific Ocean.

Barracudas reside close to the highest of the water and close to coral reefs and seagrasses.


Barracuda are snake-like in look, with the distinguished, sharp-edged, fang-like tooth, very like a piranha, all of the various sizes, set in sockets of their massive jaws.

They’ve massive, pointed heads with an underbite in lots of species. Their gill covers don’t have any spines and are coated with small scales.

Their two dorsal fins are extensively separated, with the anterior fin having 5 spines, and the posterior fin having one backbone and 9 mushy rays.

The posterior dorsal fin is comparable in measurement to the anal fin and is located above it. The lateral line is distinguished and extends straight from head to tail.

The spinous dorsal fin is positioned above the pelvic fins and is often retracted in a groove. The caudal fin is reasonably forked with its posterior edged double-curved and is ready on the finish of a stout peduncle.

The pectoral fins are positioned low on the perimeters. Its swim bladder is massive. Speedy and dynamic, they’re slim, with small scales. Barracudas even have two well-separated dorsal fins, a protruding decrease jaw, and a big mouth with many massive, sharp teeth.

Generally, a barracuda is a darkish grey, darkish inexperienced, white, or blue on its higher physique, with silvery sides and a chalky-white stomach. Coloration varies considerably between species.

For some species, irregular and unorganized black spots or a row of darker cross-bars happen on both sides.

Their fins could also be yellowish or dusky. Barracudas reside primarily in oceans, however sure species, corresponding to the good barracuda, reside in brackish water.

Some species develop fairly massive (as much as 65 inches or 165 cm in size), corresponding to Sphyraena sphyraena, discovered within the Mediterranean Sea and eastern Atlantic.

Sphyraena picudilla, ranging on the Atlantic coast of tropical America from North Carolina to Brazil and reaching Bermuda.

Different barracuda species are discovered around the globe. Examples are Sphyraena argentea, discovered from Puget Sound southwards to Cabo San Lucas, Sphyraena jello, from the seas of India and the Malay Peninsula and Archipelago.

Behavior and diet

The great barracuda is taken into account to be the dominant predator of those tropical marine waters that assaults its prey at great speeds of as much as 30m/s.

The great barracuda has a jaw so sturdy, imaginative and prescient so clear, and tooth so evident and sharp that no species might stand an opportunity of getting away as soon as trapped.

All these options make the good barracuda a particularly profitable predator. Apart from solitarily hanging its prey, a terrific barracuda additionally hunts its prey by swimming in massive teams circling and trapping colleges of smaller fish.

The great barracuda would start its strike with sudden acceleration in the direction of its prey and snapping its jaws shut around its prey.

Then it might use its razor-sharp tooth and the vigorous shaking of its head to interrupt the prey in a number of items.

When not attacking, they wish to slowly drift via the open water observing its setting in silence and peace.

The great barracuda is drawn to shiny objects, corresponding to earrings, necklaces, and stomach rings as a result of its prey is often of shiny gray shade.

It’s smart for any particular person scuba diving or snorkeling around a bunch of great barracudas to take off any jewelry that would doubtlessly trigger a terrific barracuda to mistake it for meals to assault.

The great barracuda hardly ever assaults people however this often solely occurs when it’s provoked and infrequently is a lethal case.

Barracudas are ferocious, opportunistic predators, counting on shock and brief bursts of velocity, as much as 27 mph (43 km/h),[8] to overhaul their prey.

Adults of most species are kind of solitary, whereas younger and half-grown fish ceaselessly congregate.

Barracudas prey totally on fish (which can embody some as massive as themselves). They kill and eat bigger prey by tearing chunks of flesh.

Barracuda are aggressive species and infrequently are seen competing towards mackerel, needlefish, and typically even dolphins for prey.

Barracuda feed on an array of prey together with fish corresponding to jacks, grunts, groupers, snappers, small tunas, mullets, killifishes, herrings, and anchovies by merely biting them in half. They also appear to eat smaller species of sustenance which can be in the entrance of them.

Barracudas are often discovered swimming in saltwater trying to find colleges of plankton-feeding fish.

Their silver and elongated bodies make them tough for prey to detect, and much tougher to be seen when viewing them head-on.

Barracudas rely closely on their eyesight when they’re out looking. When looking, they have a tendency to note every little thing that has an uncommon shade, reflection, or motion.

As soon as a barracuda targets a supposed sufferer, its long tail and matching anal and dorsal fins allow it to maneuver with swift bursts of velocity to assault its prey earlier than it might probably escape.

Barracudas typically assault colleges of fish, rushing at them headfirst and biting at them with their jaws. When barracudas age, they have a tendency to swim alone.

Nonetheless, there are occasions the place they have a tendency to stick with the pack. Barracudas will typically swim in teams. In this case, they’ll relocate colleges of fish into compact areas or lead them into shallow water to extra simply feed on them.

Diet and symbiosis

The great barracuda sometimes feeds on herring, shrimp, sardine, pufferfish, octopus, and small tuna.

The great barracuda has no threats besides the occasional dolphin or shark. Whereas watching its setting when floating across the marine setting, the good barracuda is taking a part of a mutualistic relationship with cleaner wrasse.

It typically has its mouth partly open and gills flared out to permit the cleaner wrasse to eat useless pores and skin and parasites off of the floor of the good barracuda.

Interactions with people

Like sharks, some species of barracuda are reputed to be harmful to swimmers. Barracudas are scavengers and should mistake snorkellers for big predators, following them hoping to eat the stays of their prey.

Swimmers have reported being bitten by barracudas, however, such incidents are uncommon and presumably attributable to poor visibility. Massive barracudas may be encountered in muddy shallows on uncommon events.

Barracudas could mistake issues that glint and shine for prey. One incident reported a barracuda leaping out of the water and injuring a kayaker, however, Jason Schratwieser, conservation director of the Worldwide Recreation Fish Affiliation, mentioned that the wound might have been attributable to a houndfish.

Handfeeding or touching massive barracudas generally is to be prevented. Spearfishing around barracudas will also be harmful, as they might be drawn to the injured animals and try and eat them.

As Food

Barracudas are widespread each as meals and recreation fish. They’re most frequently eaten as fillets or steaks. Bigger species, corresponding to the good barracuda, have been implicated in circumstances of ciguatera meal poisoning.

Those that have been identified with this kind of meal poisoning show signs of gastrointestinal discomfort, limb weak spot, and an incapability to distinguish scorching from chilly successfully.

Habitat and morphology

The great barracuda tends to inhabit the tropics, the sub-tropics, the shallow waters with submerged coral reefs, coasts, open seas, and mangroves.

Whether or not close by an underwater wreck or coral reef, one will discover many marine species because of the anemones, jellyfish, stingrays, colorful fish, and naturally, the good barracuda swimming around in search of its probability to strike its prey.

The great barracuda sometimes swims in solitude however sometimes might be present in a big faculty in an effort to facilitate assault on a bunch of smaller fish.

When juvenile, the good barracuda displays an inexperienced/brown shade to mix in with the shallow grassy waters, however when the good barracuda matures it displays a gray/silvery shade to mix in with the shimmery open ocean habitat.

They use totally different coloring patterns to camouflage themselves for defense and to boost predation. As soon as a terrific barracuda reaches maturity it does not grow in size anymore however will proceed to develop in width.

The grownup barracuda has a pointed head with a massive, tooth revealing mouth connected to a protracted, lean physique.

Additionally, they have darkish spots on the aspect of their bellies together with a number of pale white striped markings. Additionally, it is almost unimaginable to inform a feminine and male big barracuda species aside.

big barracuda

Hazard and up to date analysis

The principal hazard affiliate with the good barracuda is ciguatoxin, a toxin present in barracuda flesh.

This toxin causes ‘human ciguatera fish poisoning’ and due to this fact customers are urged to eat barracuda meat with severe warning as a result of doable neurological, gastrointestinal, and cardiac points that would happen shortly afterward.

Signs embody diarrhea, abdomen cramps, and vomiting 3-6 hours after consuming the infected meat. Analysis signifies that this toxin is induced from the photosynthetic, toxin-producing algae dinoflagellate species that the good barracuda eats.

The big barracuda has been utilized in analysis research concerning this toxin and has been useful in understanding ciguatoxin.

This toxin can be present in different massive reef fish because of the grouper, crimson snapper, eel, amberjack, sea bass, and the Spanish mackerel.

The toxin is warmth resistant and solely causes hurt to people, not different fish. The extra analysis will ultimately permit the people to enhance the administration and therapy of this poison.


Reproductive practices of good barracuda are largely unknown. The big barracuda displays exterior fertilization, the place they launch eggs and sperm into the currents, which then after fertilization enter the estuaries.

After fertilization, the larvae will stay within the estuary till they mature. After maturation, the mature big barracuda ventures out into the open ocean.

Male big barracudas attain sexual maturity previous to the feminine species when they’re two years previous. The way in which they reproduce and the way usually they reproduce continues to be unknown.

Economical services

Though there isn’t an industrial use for the good barracuda, folks wish to esteem the good barracuda as a recreation fish.

The big barracuda is a particularly enjoyable fish to reel in on a ship or shore making it a problem for fishermen on the market.

Apart from this, the good barracuda is extraordinarily useful within the analysis concerning the ciguatoxins that it might or could not comprise.

Barracuda teeth

The truth is, barracuda have two rows of teeth: an outer row of small however sharp enamel for tearing flesh aside, and an inside row of lengthy, dagger-like enamel to firmly grasp its prey.

Just a few of the Barracuda teeth level backward, as additional support for securing squirming fish.

Barracuda, any of about 20 species of predacious fishes of the household Sphyraenidae (order Perciformes).

Barracudas are present in all heat and tropical areas; some additionally very into extra temperate areas. Swift and highly effective, they’re slender in type, with small scales, two well-separated dorsal fins, a jutting decrease jaw, and a big mouth with many massive, sharp Barracuda teeth.

Barracudas are primarily fish eaters, preying on such smaller fishes as mullets, anchovies, and grunts.

They’re esteemed as sport fishes, and the smaller varieties are additionally valued as meals with their sharp enamel.

The Barracuda teeth additionally help the fish to assault and defend themselves from predators.

The Barracuda teeth have a high value in the market producing triple trilobite pendants and other ornaments. Its fossilized teeth worth higher value to aesthetic lovers.

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