On Fish


The ocean is teeming with a fascinating array of marine life, and among its most alluring and captivating denizens is the Ono fish. Also known as Wahoo, this oceanic speedster is renowned not only for its rapid swimming abilities but also for its succulent, delicate flesh that has earned it a place on the plates of seafood enthusiasts worldwide.

  • Ono Fish (Wahoo): “Ono” refers to the fish known as Wahoo. It is a type of mackerel and is prized for its fast swimming, mild-flavored flesh, and versatility in cooking. It’s a popular catch among anglers and a sought-after item in seafood cuisine.
  • Hawaiian Word: “Ono” is also a Hawaiian word that means “delicious” or “tasty.” It’s commonly used in Hawaii to describe food that is enjoyable or flavorful.

What kind of fish is Ono?

“Ono” is a large and fast-swimming predatory fish that is typically found in warm waters, and it is known for its distinctive appearance, rapid swimming abilities, and delicious, mild-flavored flesh. It’s highly sought after by anglers and is a popular choice in seafood cuisine.

ono fish

Characteristics of Ono Fish

Following are the key characteristics of Ono Wahoo Fish.

Scientific Name and Classification

The scientific name of the Ono fish is “Acanthocybium solandri“. It belongs to the following taxonomic classification:

  • Kingdom: Animalia (Animals)
  • Phylum: Chordata (Chordates)
  • Class: Actinopterygii (Ray-finned fishes)
  • Order: Perciformes (Perch-like fishes)
  • Family: Scombridae (Mackerels, tunas, and bonitos)
  • Genus: Acanthocybium
  • Species: Acanthocybium solandri

In the Scombridae family, the Wahoo fish is closely related to other species like mackerel, tuna, and bonito. Its scientific classification reflects its taxonomic position within the animal kingdom and the specific group of fish it belongs to.


Elongated BodyWahoo have an elongated, streamlined body with a torpedo-like shape. This body shape allows them to swim quickly through the water.
Distinctive ColorationTheir coloration includes cobalt-blue upper sides and silvery-white undersides. They often have irregular vertical stripes in a lighter color, which can make them easily distinguishable.
Sharp TeethWahoo have razor-sharp teeth, which they use for capturing prey. Their teeth are prominent and formidable, reflecting their carnivorous nature.


Wahoo fish typically grow to an average length of about 3 to 5 feet (approximately 0.9 to 1.5 meters). However, they can occasionally reach lengths of up to 8 feet (2.4 meters).

These size measurements can vary depending on factors such as the age of the fish, its geographic location, and the specific environmental conditions in which it lives.


Wahoo fish can weight from 20 to 120 pounds (approximately 9 to 54 kilograms), with the average weight falling within the 40 to 60-pound range (18 to 27 kilograms). Exceptionally large individuals may exceed 100 pounds.


Wahoo is known for its mild and delicate flavor. The taste of Wahoo fish can be described as follows:

  • Mild Flavor: Wahoo fish has a subtle and slightly sweet taste. It’s not overpoweringly “fishy,” which makes it appealing to a wide range of palates.
  • Slightly Sweet: Some people detect a subtle sweetness in the flavor of Wahoo fish, which adds to its overall appeal.
  • Buttery and Tender: The flesh of Wahoo fish is renowned for its tenderness. When prepared properly, it has a buttery and succulent texture that melts in your mouth.
  • Clean and Fresh: Ono’s mild flavor imparts a clean and fresh seafood taste. It’s often likened to a taste that’s close to other mild fish like mahi-mahi or swordfish.
  • Versatile: Due to its mildness, Wahoo fish is versatile in the kitchen. It pairs well with various seasonings, marinades, and cooking methods, including grilling, searing, baking, or serving raw as sashimi or ceviche.
  • Low in Fat: Wahoo fish has relatively low fat content, contributing to its light and clean taste. This makes it a healthy choice for those seeking a lean source of protein.
  • Flavor Absorption: Wahoo readily takes on the flavors of sauces, herbs, and spices, allowing for diverse and creative cooking options.

Overall, the taste of Ono fish is often described as a delightful balance between subtlety and freshness. It’s an excellent choice for individuals who appreciate seafood with a mild and gentle flavor that can be enhanced to suit a variety of culinary preferences.

Nutrition Facts of Ono Fish

The nutritional content of fish (Wahoo) can vary slightly depending on factors such as its size and preparation method. Following are the approximate nutritional profile for a 3-ounce (85-gram) cooked portion of Wahoo fish.

Calories83 calories
Protein18 grams
Total Fat1.4 grams
Saturated Fat0.3 grams
Monounsaturated Fat0.3 grams
Polyunsaturated Fat0.5 grams
Cholesterol42 milligrams
Sodium39 milligrams
Potassium224 milligrams
Phosphorus187 milligrams
Vitamin B121.5 micrograms (62.5% of the Daily Value)
Niacin (Vitamin B3)5.3 milligrams (26.5% of the Daily Value)
Selenium26.6 micrograms (38% of the Daily Value)

Ono is a healthy choice for those looking to include seafood in their diet. It’s relatively low in calories and fat, making it a lean source of protein. It’s also a good source of essential nutrients like vitamin B12, niacin (Vitamin B3), and selenium. Additionally, it provides valuable minerals like phosphorus and potassium. Nutritional content may vary depending on factors such as cooking method and specific cuts of the fish.

Speed and Behavior

Wahoo are known for their remarkable speed and agility. They are among the fastest fish in the ocean and can reach speeds of up to 60 miles per hour (97 kilometers per hour). This speed makes them formidable predators.

They are pelagic fish, which means they live in the open ocean and are not typically found near the seafloor. Wahoo roam the depths of 200 to 600 feet in the water column.


Wahoo are carnivorous and primarily feed on other fish, including smaller pelagic species like flying fish, mackerel, and squid. They are skilled hunters and due to its incredible speed that makes it a formidable predator, allowing it to chase down schools of smaller fish with ease.

Commercial and Recreational Fishing

Wahoo are highly prized by both commercial and recreational fishermen. Its remarkable acceleration and sustained bursts of speed make it a challenging catch for anglers, earning it a reputation as a true game fish.

Their delicious and mild-tasting flesh and its versatility in the kitchen has made it a popular choice in seafood cuisine, making them a sought-after catch in the culinary world.

Fishing MethodOno are typically caught using trolling and casting methods, with trolling being the more common approach. Anglers often use baited lines or lures to entice fish to strike.
Trolling involves trailing lines with bait or lures behind a moving boat. Wahoo fish are known for their speed and aggressive feeding behavior, making them a prized catch for sports fishing enthusiasts.
SeasonalityThe seasonality of Wahoo can vary by region. In some areas, they may be available year-round, while in others, their presence might be more seasonal.
Generally, Ono are more active in warmer waters, and their spawning seasons often coincide with higher water temperatures.
DistributionOno fish are found in tropical and subtropical waters worldwide. They prefer temperatures between 70°F to 86°F (21°C to 30°C).
Their distribution can vary, but they are commonly found in the Atlantic Ocean, the Indian Ocean, and the western and central Pacific Ocean.

Ono is not considered a rare species of fish in the sense that they are extremely uncommon or endangered. They are found in various warm-water regions around the world and are not typically categorized as a rare or endangered species. However, the availability of Wahoo can vary by location and season

Habitat and Range

Wahoo fish are found in warm waters, making them inhabitants of the tropical and subtropical regions of the world’s oceans. These pelagic fish roam the open waters, typically inhabiting depths ranging from 200 to 600 feet. The Pacific and Indian Oceans, as well as parts of the Atlantic Ocean, serve as their primary hunting grounds. Anglers and fishermen often seek Ono fish along the shores of Florida, the Gulf of Mexico, the Caribbean, and Hawaii.

Reproduction and Lifespan

The reproduction and lifespan of Ono fish involve several interesting characteristics:

ReproductionOno are known to be prolific spawners, meaning they produce a large number of eggs during the spawning process. Spawning typically occurs during warmer months when water temperatures are favorable. The specific timing can vary depending on the region. Female Ono release their eggs into the water, which are then fertilized by the sperm released by males. This external fertilization occurs in the open ocean.
Growth and LifespanThe growth rate of Ono fish can vary, but they are known to grow relatively quickly, especially in their early years. Wahoo fish have a lifespan of around 5 to 8 years, although it can vary depending on factors such as habitat and environmental conditions. Growth rates are influenced by various factors, including water temperature, food availability, and the individual fish’s genetics.
MaturityWahoo fish typically reach sexual maturity at around 1 to 2 years of age. At this point, they are capable of participating in the reproductive process.
Long-Distance MigrationWahoo fish are known for their ability to undertake long-distance migrations in search of suitable spawning grounds and feeding areas. These migrations can span significant distances in the open ocean.
Their reproductive and growth characteristics make them an important part of marine ecosystems, and their life cycle plays a role in the dynamics of the open ocean.
EcologyWahoo fish are pelagic, meaning they inhabit the open ocean rather than coastal areas. They are fast-swimming predators and their speed is a key part of their ecological role as hunters in the open ocean. Wahoo primarily feed on smaller pelagic fish and squid. Their diet consists of various prey species that inhabit the same oceanic waters.
It plays a significant ecological role as both predators and prey in the open ocean. Their speed and agility make them a prized catch for sports fishing, and their presence in certain regions often has a seasonal pattern based on water temperatures.

Sustainability and Responsible Fishing

As with many marine species, sustainability is a significant concern when it comes to Ono fish. Overfishing and by catch can have detrimental effects on the populations of these magnificent creatures. To protect Ono and the marine ecosystems they inhabit, responsible fishing practices and regulations have been put in place. These include size limits, quotas, and seasonal restrictions to ensure that the Ono population remains healthy and thriving.

Consumers can contribute to the preservation of Ono fish by making informed choices when buying seafood. Look for certifications such as the Marine Stewardship Council (MSC) label, which indicates that the fish was caught sustainably. Additionally, supporting local fisheries that adhere to responsible fishing practices is a commendable way to help protect Ono fish and other marine life.

Recipes or Culinary Delight

Beyond its reputation as a thrilling catch, Ono fish is equally prized for its exquisite taste and versatility in the kitchen. The meat boasts a delicate, flaky texture with a mild, slightly sweet flavor that makes it ideal for a wide range of culinary preparations. Grilling, searing, or even sashimi are popular choices when it comes to cooking Wahoo fish.

The flesh is low in fat and high in protein, making it a healthy and delectable choice for seafood enthusiasts. It pairs beautifully with a variety of seasonings and sauces, from citrusy marinades to spicy rubs. The high moisture content inWahoo fish helps maintain its tenderness during cooking, ensuring a delightful dining experience.

Serving and Alternative Serving Size

The recommended serving size for Ono fish, as well as many other types of fish, is typically around 3 to 4 ounces (85 to 113 grams) of cooked fish per person. However, serving sizes can vary depending on individual preferences, dietary needs, and the way the fish is prepared

Following are some alternative serving size options:

  • Larger Portions: Some individuals prefer larger portions of fish, particularly if it’s the main course of a meal. In such cases, you can serve 6 to 8 ounces (170 to 227 grams) or more per person.
  • Smaller Portions: If you’re serving multiple courses or if you’d like a lighter meal, smaller portions of Ono fish, such as 2 to 3 ounces (57 to 85 grams), can be sufficient.
  • Family-Style: Consider cooking a larger fillet and serving it family-style, allowing each person to take the amount they prefer.
  • Appetizer or Sashimi: For appetizers or sashimi-style dishes, you might serve very small portions, such as 1 to 2 ounces (28 to 57 grams) per person.

Comparison / Similarity of wahoo Fish

A taste and texture of Wahoo that is often compared to several other types of fish due to its mild and versatile characteristics. While its flavor is unique, some common comparisons include:

  • Mild White Fish: Wahoo is often likened to other mild white fish varieties, such as mahi-mahi (dolphinfish), grouper, or cod. It shares the mildness and ability to take on various seasonings and flavors.
  • Swordfish: Some people compare the texture and flavor of Wahoo to swordfish, as both have firm, meaty textures and a mild flavor. Swordfish tends to be slightly firmer, but there are similarities.
  • Tuna: While Wahoo is milder than most tuna varieties, it can be compared to albacore tuna in terms of its clean and delicate flavor. However, Wahoo is typically less dense than tuna.
  • Barracuda: In some cases, people may confuse Wahoo with barracuda due to their similar elongated body shapes, but the taste and texture are notably different.

It’s important that the comparisons are general in nature, and the exact taste and texture of fish can vary depending on factors such as the fish’s size, diet, and preparation method.

Is Ono Safe to Eat?

Ono fish is generally considered safe to eat when prepared and cooked properly. Wahoo, the fish species, is not considered poisonous. It is a safe and popular choice for consumption when properly cooked and handled However, as with any fish or seafood, there are some considerations to keep in mind for safe consumption:

Quality and Freshness: Always ensure that the Ono fish you purchase is fresh. Look for clear, bright eyes, firm flesh, and a clean, ocean-like scent. If buying from a reputable seafood source, they should maintain proper storage and handling practices.

Proper Cooking: Cooking Ono fish to the recommended internal temperature (usually 145°F or 63°C) is important to ensure that any potential harmful bacteria or parasites are eliminated. Ono can be grilled, seared, baked, or even eaten raw as sashimi, but safety measures are crucial.

Mercury Levels: While Ono fish typically has low to moderate levels of mercury, it’s generally considered safe for most people to consume in moderation. The amount of mercury in a Wahoo fish is 0.021 to 3.4 mg/kg. Mercury is a naturally occurring element found in the environment, and it can make its way into the ocean. As a result, it can be absorbed by fish as part of their diet. However, certain groups like pregnant women and young children should be cautious about their overall mercury intake and consult dietary guidelines.

Sustainability: It’s a good practice to check the source of your seafood. Choose Ono fish that is sustainably caught to help protect marine ecosystems and ensure the long-term availability of this species.

Food Allergies: Always be aware of potential food allergies. Some individuals may have allergies to certain types of fish, so if you or someone you’re serving has a known fish allergy, take appropriate precautions.


Ono, is generally considered to be a moderately priced fish, especially when compared to some of the more expensive seafood options like Bluefin tuna or Chilean sea bass. The Price of Ono/Wahoo fish can vary depending on several factors like Location, Season and Availability, Preparation and Cut, Market and Supplier.

  • Fresh Whole Ono: Ono fish can cost anywhere from $10 to $20 per pound when purchased as a whole fish. The price may vary depending on the fish’s size, freshness, and location.
  • Fresh Ono Fillets: Fillets are often more convenient and can be priced slightly higher, typically ranging from $15 to $25 per pound or more, again depending on factors like location and freshness.
  • Frozen Ono: Frozen Ono fish may be available at a more moderate price, with fillets ranging from $10 to $20 per pound or sometimes even less.

Prices can fluctuate over time due to factors such as changes in supply and demand, seasonality, and location.


Ono fish, with its dazzling appearance, remarkable speed, and delectable flesh, is a true gem of the ocean. Its popularity among both anglers and seafood enthusiasts is well-deserved. However, it is crucial to balance our appreciation for this incredible species with a commitment to responsible and sustainable fishing practices. By doing so, we can ensure that the Ono fish continues to grace our plates and oceans for generations to come. Whether you’re an angler seeking the ultimate catch or a food lover exploring new culinary delights, the Ono fish is a treasure that deserves our respect and protection.

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