On a recent
That trip solidified my appreciation for these often-misunderstood members of the Scombridae family. Are they just trash fish, or a worthy opponent and excellent table fare? This guide covers everything you need to know to successfully target, handle, and prepare Pacific bonito, answering common questions like “Is bonito good to eat?” and “How do you catch them from shore?”. Let’s dive in.
Pacific Bonito Fish Facts
- Common Name: Pacific Bonito (Sometimes nicknamed “Bonehead” by locals)
- Scientific Name: Sarda chiliensis (Two subspecies recognized: Sarda chiliensis lineolata – northern population, Sarda chiliensis chiliensis – southern population)
- Family: Scombridae (Includes tunas, mackerels, skipjack)
- Identifying Characteristics: Streamlined, tuna-shaped body. Dark blue (dark blue)/greenish back with distinctive dark, slanted stripes (dark oblique lines). Silvery belly. Forked tail (anal fin, second dorsal fin followed by finlets).
- Habitat: Coastal and pelagic waters, often near kelp beds, reefs, underwater structures, and harbors. Found from the surface down to ~360 feet, typically in the top 50 feet. (habitat)
- Range: Eastern Pacific. Northern subspecies typically from Alaska (less common) to Baja California, Mexico. Southern subspecies from Peru to Chile. Core abundance usually Southern California to Baja. Range expands north during warm-water years (El Niño).
- Size: Grow up to 48 inches and over 20 lbs, but commonly caught between 2-10 lbs, especially nearshore. California record fish: 27 lbs, 10 oz. (large bonito, California record fish)
- Fishing Information: Aggressively follows schooling baitfish. Readily takes live bait, trolled plugs, cast lures like spoons and jigs.
Bonito vs. Other Tunas: Understanding the Differences
Many anglers confuse Pacific bonito with other small tunas or related species. Here’s a quick comparison:
- Pacific Bonito (Sarda chiliensis): Distinguished by the slanted dark stripes on their upper back. Excellent eating when handled properly (bled/iced).
- Skipjack Tuna (Katsuwonus pelamis): Have horizontal stripes below the lateral line on their belly/sides. Stronger flavor, often used for canning or processed into bonito flakes (Katsuobushi – a confusing moniker as it’s usually skipjack!). (skipjack)
- False Albacore / Little Tunny (Euthynnus alletteratus): Found in the Atlantic & Med. Have wavy lines/spots near the dorsal fin, not stripes. Known for a very powerful fight but generally considered poor eating due to very dark, strong dark meat. Often used as cut bait. (false albacore, little tuna)
- Albacore Tuna (Thunnus alalunga): Recognizable by their very long pectoral fins. Prized for their white meat. Generally found further offshore than bonito.
Think of Pacific bonito as sporty, inshore cousins to the larger tunas, offering accessible action and great food potential.
Range, Habitat, and Seasonal Movements
Pacific bonito (Sarda chiliensis) thrive in the Eastern Pacific Ocean. While records exist from the Gulf of Alaska to South America (Peru, Chile), their primary zone of abundance shifts with water temperature.
Habitat Preferences: Look for them along the edges of kelp forests, over reefs, near offshore banks, around jetties, and shadowing schools of baitfish within 20 miles of shore. Juveniles often enter bays and harbors (Cabrillo Mole) and can sometimes be found in the surf zone. They are frequently encountered near islands like Catalina Island.
Core Range: In typical years, they are most common from Point Conception (Point Conception) in Southern California down through Southern Baja California.
Seasonal Shifts: They are highly migratory. During warmer months (late spring through fall – June to November), especially during El Niño warm-water years, large numbers push north, sometimes reaching Mendocino County, Oregon, Washington, and even Vancouver Island. September and October often mark the peak season in Southern California.
Essential Gear and Tackle for Bonito Fishing
While often caught incidentally, targeting bonito requires appropriate gear. Light tackle enhances the fight, but ensure your setup can handle their speed and power.
Rods:
- Boat/Offshore: A 7-foot medium-action spinning or conventional rod rated for 10-20 lb line is versatile.
- Pier/Shore: Longer rods (8-10 feet) help achieve better casting distance. Choose an action that can launch lighter lures (spoons, jigs) but still has backbone.
Reels: A quality spinning reel in the 3000-5000 size range is ideal. Key features:
- Smooth Drag: Bonito make fast, drag-testing runs.
- High Retrieve Rate: Helps catch up when fish run towards you (e.g., Daiwa Saltist, Van Staal VR, Shimano Twin Power XD mentioned earlier offer 37-41 inches per turn).
- Line Capacity: At least 200 yards of your chosen line.
Line:
- Braid: Highly recommended (15-30 lb test). Thin diameter aids casting distance (casting) and cuts through water. Brands like Power Pro Super Slick or Daiwa J Braid 8x work well.
- Monofilament: If preferred, use 10-15 lb test for pier/inshore, potentially up to 20 lb for larger offshore fish.
Leaders: Crucial due to their sharp teeth and good eyesight.
Connection: Use a reliable knot (FG Knot, Double Uni) or a small, high-quality swivel to connect braid to leader, especially if casting spoons that twist line.
Fluorocarbon: Preferred by many anglers (15-30 lb test, sometimes up to 40lb if larger fish or abrasion is a concern). Seaguar or Ande are popular choices. Use 2-3 feet.
Proven Lures and Best Lure Strategies
Bonito are aggressive predators that react well to flashy, fast-moving lures. The best lure often mimics available baitfish.
Retrieve: Experiment! Sometimes a fast, steady retrieve works best. Other times, an erratic retrieve with pauses or twitches triggers bites. Prioritize flash and action.
Metal Spoons: Classic choice. Kastmasters, Krocodiles (1-3 oz) in chrome, blue/chrome, or green/chrome are deadly. Their erratic action triggers strikes. Effective for casting long distances from shore, piers, or boats. (spoons)
Metal Jigs: Small, heavy jigs (Colt Snipers, Shimano Coltsniper, Tady jigs) work well, especially when fish are deeper or need a faster sink rate. Can be cast and retrieved quickly or worked vertically. (jigs)
Feathers / Small Trolling Lures: Often trolled behind the boat, sometimes in a daisy chain. Small bonito feathers (like Zuker feathers) or cedar plugs are effective, especially when searching for fish. (feathers, bonito feather)
Hard-Bodied Plugs: Rapala X-Raps, Yo-Zuri Crystal Minnows (4-6 inches) in baitfish patterns (sardine, anchovy) are excellent for both casting and trolling.
Soft Plastics: Flukes or small swimbaits on a lead head can work, especially when bonito are finicky, but durability can be an issue with their teeth.
Lure Size: Generally, match lure size (3-6 inches) to the predominant baitfish (anchovies, sardines).
Best Bait Choices and Rigging
When bonito get finicky on lures, live bait is often the answer.
Best Bait
- Live Anchovies: The prime choice in Southern California. Frisky live anchovies are irresistible. (anchovies, live anchovies)
- Small Sardines: Excellent alternative if anchovies aren’t available. (small sardines)
- Small Mackerel: Can also be effective.
- Squid: Strips or small whole squid can work, especially drifted near the bottom from piers. (squid)
- Catching Bait: Use a sabiki rig near piers, jetties, or in bays to catch your own fresh bait.
Rigging
Float Rig: Use a bubble float, wooden float, or even a styrofoam float (less common now) above a leader to keep the bait suspended at a desired depth, visible from piers or shore.
Free-line: Hook the bait lightly through the nose or collarbone on a size 1 to 2/0 live bait hook and let it swim naturally. Minimal weight.
Sliding Leader Rig (Carolina Rig): Good for
Effective Fishing Techniques
Look for Signs: Watch for diving birds (especially terns), surface commotion (“breaking fish”), or baitfish scattering. Bonito often leap clear of the water when feeding.
Casting (Boat/Shore/Pier): Position yourself upwind/up-current of feeding fish. Cast your lure or bait beyond the school and retrieve it through them. Accuracy and speed are key as schools move fast. Shore anglers need long casts to reach fish.
Trolling: Effective for covering water. Troll feathers, plugs, or small spoons at 4-7 knots. Run lures at different distances behind the boat. Once a fish is hooked, circle back through the area as bonito often travel in schools.
Pier
- Location: Popular Southern California piers include Redondo Beach Pier, Newport Pier, Oceanside Pier, Balboa Pier, San Clemente Pier, Goleta Pier, Hermosa Beach Pier. Check local reports as presence varies yearly. (piers, southland piers)
- Technique: Cast spoons or jigs far out, retrieve quickly. Soak live bait (anchovy, sardine) under a float or on a sliding leader rig near the pilings or at the end of the pier (wharf). Early morning/late evening on moving tides are often best.
Shore
Best Times and Tides to Fish for Bonito
Season: As mentioned, late summer and fall (September, October, November) are often peak season in Southern California, coinciding with warmer water temperature. However, they can show up earlier (June) or later depending on conditions (warm-water years).
Time of Day: Low light periods – early morning (dawn) and late evening (dusk) – are often prime times as bonito actively feed then. Overcast days can extend the bite window.
Tides: Moving water congregates baitfish.
Handling Your Catch: Bleeding and Icing are Crucial
This is the most critical step for ensuring good table quality. Ignore this, and you’ll understand why some call them trash fish.
- Bleed Immediately: As soon as the fish is landed, make a deep cut through the gill arches on both sides or make a cut behind the pectoral fins to sever the main artery. (gill)
- Submerge (Optional but helpful): Place the fish head-down in a bucket of seawater or hang it over the side (if safe) to allow the blood to drain for a few minutes.
- Ice Thoroughly: Get the bled fish into an ice slurry (ice and water) or packed well in ice in a cooler immediately. Do not let them sit on a hot deck or pier. Proper chilling preserves the flesh quality.
- Handling Tip: Bonito are strong. Use pliers for hook removal. Holding them upside down can sometimes calm them. Wet your hands before handling if releasing.
Cleaning Bonito: Step-by-Step
You’ll need a sharp fillet knife.
Final Rinse & Pat Dry: Rinse the boneless, bloodline-removed loins and pat them thoroughly dry. Store cold (refrigerator) until cooking.
Rinse: Rinse the bled, iced fish.
Fillet: Lay the fish on its side. Cut behind the pectoral fin down to the backbone. Turn the knife flat and run it along the backbone towards the tail, removing the first fillet.
Flip & Repeat: Flip the fish and remove the second fillet.
Remove Ribs: Carefully slice away the rib bones from each fillet.
Remove Blood Line: This is key. The dark, reddish strip of dark meat running down the center of each fillet (blood line) holds the strong flavor many dislike. Cut along each side of this dark strip and remove it completely. You will likely end up with two loin sections per fillet (four total per fish).
Skin (Optional): You can skin the loins by placing them skin-down, making a small cut at the tail end, and running the knife between the skin and meat while holding the skin tab.
Cooking Bonito: Delicious Recipes
When handled and cleaned properly, Pacific bonito (bonita is a common alternate spelling/name) is delicious, with firm flesh similar to tuna but perhaps slightly more flavor. It’s lean, high in protein and beneficial omega-3 fatty acids. Avoid overcooking!
Pan-Seared Bonito (Simple & Fast): (pan-seared bonito)
- Cut loins into steaks or portions.
- Season generously with salt, pepper, garlic powder, or your favorite spices. A drizzle of olive oil helps prevent sticking.
- Heat a pan (cast iron is great) over medium-high heat with a little olive oil.
- Sear for 1-3 minutes per side, depending on thickness. Aim for a seared outside and slightly pink/rare inside (like tuna). Serve with lemon juice or soy sauce.
Grilled Bonito: (grill)
- Brush loins with olive oil and season well.
- Grill over medium-high heat for 2-4 minutes per side, depending on thickness. Get nice char marks but keep the inside moist. Great in tacos with lime juice and salsa.
Bonito Fish Tacos (As detailed in original recipe): Use pan-seared or grilled bonito. Excellent with chipotle, lime juice, cilantro, etc. (spices)
Smoked Bonito: (smoke) Bonito takes smoke well. Brine the loins briefly, then hot smoke until just cooked through. Makes a great dip or appetizer.
Ceviche/Poke: If the fish is exceptionally fresh (caught same day, bled/iced perfectly), it can be used raw like tuna after removing all the dark meat. Marinate with lime juice, onion, cilantro, pepper.
Note on Bonito Flakes: Remember, the dried bonito flakes (Katsuobushi) used in Japanese cooking are typically made from smoked, fermented skipjack tuna, not fresh Pacific bonito.
Frequently Asked Questions (FAQ)
Yes, absolutely! BUT only if bled immediately upon capture and iced thoroughly. Proper handling is non-negotiable. Cleaned correctly (bloodline removed), it’s comparable to other tunas. Ignore handling, and it quickly develops a strong, undesirable flavor, leading to its undeserved trash fish reputation. (Is bonito a good fish to eat?, Why don’t people eat bonito?, Is bonita an edible fish?)
Yes, especially in Southern California from piers, jetties, and sometimes beaches when they chase bait close to shore during warmer water temperature periods. (Can you catch bonito from the beach?, How to catch bonito from shore?, How to catch bonito off pier?)
Primarily coastal waters of the Eastern Pacific, common from Southern California to Baja Mexico. Check local
Bait: Live anchovies or small sardines are top choices. Squid can work.
Lures: Shiny metal spoons (Kastmaster, Krocodile), jigs, feathers (trolling), and plugs (Rapala, Yo-Zuri) are effective. Match size to local baitfish (3-6 inches). (What is the best bait for bonito?, What bait to use to catch bonito?, What is the best lure for Bonita?, What lures are good for bonita fish?, What size lure for bonito?)
Typically 4-7 knots, but adjust based on sea conditions and lure type. (How fast do you troll for Bonita?)
Early morning and late evening (low light) are often best. Moving tides (incoming or outgoing) are generally better than slack tide. (What is the best time of day to catch bonito?, What is the best tide for bonito?, What time of day do fish bite most?)
Yes, it’s generally safe when sourced from clean waters and handled correctly. Like other predatory marine fish, they can accumulate mercury. Consumption recommendations often align with those for tuna. Smaller fish generally contain less. Check local advisories if concerned. (Is it safe to eat bonito fish?, Does bonito have mercury?)
Pacific Bonito have slanted stripes on their back and firmer, slightly darker flesh (when cooked). Albacore have very long pectoral fins and whiter flesh. (What is the difference between bonito and albacore?)
Final Thoughts: An Underrated Gem
Pacific bonito (pacific bonito) are more than just an incidental catch or bait (how to catch bonita for bait often implies smaller ones). They offer anglers, from pier regulars (pier
Don’t believe the outdated trash fish rumors. Handle them with the respect they deserve—bleed them quickly, ice them immediately, and clean them properly—and you’ll be rewarded with delicious, healthy meals (protein, omega-3). From sizzling pan-seared bonito steaks to zesty grilled fish tacos on the grill, this is a fish worth targeting and savoring.
