The Opelu fish is a species of fish of the family Carangidae. It is usually used as bait and a food fish, but can also be considered as a gamefish. It is a popular food item in Hawaii, the Philippines, and the U.A.E.
The Opelu fish are found in most of the world's oceans. They have been found off Nova Scotia and Bermuda, south to Rio de Janeiro in the western Atlantic. Although they do not seem common in the Gulf of Mexico. And in the eastern Atlantic, these fish have been found off St. Helena, Ascension Island, and Cape Verde.
Opelu is a fairly important fish both to fisheries and to sportfishing. These fish are mainly used for human consumption in their native area, and normally eaten split and fried. They are also more often used as bait. And large gamefish such as the blue-spotted grouper, giant trevally, and the onespot snapper are all known to feed on them. However, read more information about this fish species below.
What is Opelu fish?
The Opelu is a type of fish found mainly in the warm waters of the Pacific Ocean. It is particularly found around Hawaii. This fish species is a popular choice for both local fisherman and chefs, mainly because of its rich flavor and versatility in cooking.
It can be cooked in many different ways by following different traditional recipes. The Opelu fish is also known by some other names. In English it is called mackerel scad, speedo, and called as galunggong in the Philippines. The scientific name for this fish is Decapterus macarellus.
Characteristics
The Opelu fish have several distinct physical characteristics. They have a streamlined, elongated body. Their upper body is typically a blue-green to bluish color. While the belly is silver or white in coloration. They have a prominent, forked tail and a series of dorsal and anal fins.
These fish are easily distinguishable by a small, detached fin, located between the dorsal and caudal fins. They have 9 spines and 31-36 rays on their dorsal fins. While there are seven spines and 27-30 rays on their anal fins.
Size and weight
Average body length of the Opelu fish is typically between 30 to 61 cm. And their average body weight is between 1 to 3 pounds. Although, some individual can become large in size and weigh more.
Diet
The Opelu are pelagic fish. They inhabit the open ocean and often form schools to hunt for food. They are primarily feed on small fish, plankton and crustaceans. Although, their diet can vary depending on the season and availability of prey in their natural habitat.
Reproduction
The Opelu fish typically spawn in warmer months. Their peak spawning activity often occur during the spring and summer. They are known to form large schools during their spawning, and doing this helps to increase the chances of successful fertilization.
The females release a large number of eggs into the water column, and the males release sperm to fertilize them. After successful fertilization, the eggs hatch after few days. And after successful hatching, the larvae go through several stages of development before maturing into juvenile fish.
Lifespan
Average lifespan of the Opelu fish is typically between 3 to 5 years.
Uses
The Opelu fish is mainly used as food fish. They are popular and prized in Hawaiian cuisine and often prepared grilled, fried, or used in poke. The fish is also used as bait for large game fish (such as tuna and marlin).
Cooking and recipes
Cooking Opelu fish is relatively easy and simple. There are many traditional recipes to try for cooking this fish. Most common and popular cooking ways are grilling, baking, frying, or is simply used in poke.
Taste
The Opelu fish has a rich, slightly oily flavor. The taste is often described as savory and robust. The meat is firm and tender and the taste is somewhat similar to other scad and mackerel species. It can develop a delightful crispy texture on the outside when grilled or fried while remaining moist inside. Taste enhances and pairs well with citrus, soy sauce, and fresh herbs.
Nutrition and health value
Opelu fish is nutritious and it provides several health benefits. A 100 grams serving provides:
- Calories: Approximately 140-180 kcal
- Protein: About 20-25 grams
- Fat: Around 5-10 grams (mostly healthy unsaturated fats)
- Omega-3 Fatty Acids: High in omega-3s, which are beneficial for heart health
- Cholesterol: Approximately 50-70 mg
- Some vitamins and minerals
Consumption of Opelu fish provides several health benefits. As it is a high in protein, so it is beneficial for muscle growth, repair and overall good health. It is a very good source of Omega-3 fatty acids. And Omega-3 fats are beneficial for heart health by reducing inflammation, and supporting brain function. It is relatively low in calories and high in some essential vitamins and minerals.
Price
Its actually not possible for us to tell the exact price. Because price of these fish depends on numerous factors and can vary from place to place. Generally, you can expect the price between $8 to $15 per pound in the United States.
Frequently asked questions
People often ask some questions regarding this fish species. Some most common and frequently asked questions about Opelu fish are listed here with answers.
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