Splendid alfonsino: Facts, Records, and How to Catch Them | FishyAF Species #
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Splendid alfonsino
beryx splendens
They hit like a truck at a thousand feet, then ride up like luggage. - Marco Alvarez
Quick Facts
Average Size
36–40 inches 15–25 lbs
World Record

Pending

Habitat
Deep Seamounts And Slopes
Best Techniques
Deep Drop Bottom Fishing
Best Baits
Squid And Cut Fish
Challenge Score
Elite: 76
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Learn Real Facts — Choose Your Vibe

Splendid Alfonsino (Beryx splendens): Red Rockets From The Twilight ZoneIntroductionSome fish whisper; splendid alfonsino shout in crimson. Big gold-rimmed eyes, torch-red flanks, and a deep-sea address where sunlight is a rumor. If you're the kind of angler who thinks a mile of water under the keel is just getting started, this is your fish. The splendid alfonsino is a bucket-list target for deep-droppers and a staple in high-end sushi bars, a rare overlap of hardcore and haute cuisine.What Makes the Splendid Alfonsino Unique?Three things. First, the look: oversized golden eyes and a cherry-red body that turns invisible black at depth. Second, longevity: many live decades, with some clocking past 60 years, slow and steady in the cold dark. Third, behavior: they stack over seamounts and steep slopes, schooling tight around current breaks like rubies glued to rock. Add that they're legitimately delicious and you've got a fish worth the ride offshore.Habitat & Global RangeSplendid alfonsino habitat is best described as steep and deep. Think rugged seamount summits, continental slope knolls, and current-swept ridges in 600 to 3,000 feet of water, sometimes deeper. They occur widely across the Atlantic, Indian, and Pacific, from Japan and New Zealand to the Azores and beyond. While the exact zip code shifts by region, the script is the same: hard structure plus moving water. That's your "Splendid alfonsino habitat" cheat sheet.Behavior & TemperamentAlfonsino are not spooky in the bass-on-the-flats sense. At a thousand feet down, they don't see many boats. They're schooling predators that crush small fish, squid, and crustaceans. When conditions line up, they chew. Depth and current are the real gatekeepers. You'll often find them layered above structure, with the biggest fish staging closer to the high spots. Bites can come in bursts when current and light levels shift, and a well-placed glow bait or metal jig works like a dinner bell.Ecological ImportanceSeamounts are underwater oases, and splendid alfonsino are part of that food-web engine. They're mid-to-upper food chain players, converting swarms of mesopelagic critters into biomass that feeds larger predators, including humans. Their slow growth and long life make them reliable community members but susceptible to overharvest. Knock them too hard and you won't notice right away; the echo arrives years later.Conservation & Environmental PressuresCommercial fleets prize alfonsino, especially for the kinmedai market. Deepwater trawls and longlines can take meaningful bites out of local populations. Because these fish are long-lived and structure-oriented, rebuilding isn't a quick sprint. Some regions manage them tightly with quotas, closed areas, or gear limits. Others lag behind, or data are thin. If you're hunting splendid alfonsino, know the rules and the ethics: take what you'll use, handle quickly, and don't grind a seamount just because the screen lit up.The FishyAF TakeThe splendid alfonsino delivers ridiculous color, legit table fare, and a very real challenge. Catching one means solving current, depth, rigging, and drift angles while keeping your baits honest in a thousand feet. It's chess at the seamount. If you want easy, stay on the pier. If you want a story that starts with red flashes in the deep and ends with the best sushi you ever torched, put splendid alfonsino on the list. For more Splendid alfonsino facts, here's the headline: they're worth the drop.

What Is a Trophy Size Splendid alfonsino?

Top Fisheries for Splendid alfonsino

Best places to catch Splendid alfonsino and how far they are from you.

From iconic trophy waters to bucket-list destinations, these are some of the best places on the planet to target Splendid alfonsino.

Izu Islands Deep Drop

Shizuoka Japan
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Miles

Choshi Offshore Seamounts

Chiba Japan
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Miles

Bay of Plenty Seamounts

North Island New Zealand
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Miles

Condor Bank Seamount

Azores Portugal
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Miles

Madeira Offshore Seamounts

Funchal Portugal
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Miles
Seasonality Chart

Best months to catch Splendid alfonsino: Apr

good
good
great
peak 🔥
great
good
good
good
great
great
good
good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec

Splendid alfonsino Intelligence

Fishing Window
Good
In Season
Season Score 74/100
Trend Stable
Peak Season In 10 Months
Difficulty Meter
76
Elite
Serious Challenge
Feeding Triggers
Time of Day High
Temperature Moderate
Current High
Weather High
Most Important: Current
Behavior
Splendid alfonsino
Behavior Profile Radar
Strike
Splendid alfonsino
Strike Profile Radar
Positioning
Splendid alfonsino
Positioning Radar
Fight
Splendid alfonsino
Fight Radar
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Where to Find Splendid alfonsino
Preferred Structure
Wood
Rock
Weeds
Undercuts
Depth Breaks
Water Column
Surface
Mid
Bottom
Cover vs Roam
Cover Roam

Gear Loadout for Splendid alfonsino

A reliable starting setup for targeting Splendid alfonsino, based on typical size, habitat, and presentation style.

Core Setup

  • ROD 5'6"–6'6" heavy-action deep drop rod
  • REEL Electric 30–50 class with strong drag
  • LINE 50–80 lb braided mainline
  • LEADER 60–100 lb fluorocarbon with multi-dropper rig

Lures & Baits

  • glow squid strips
  • whole squid
  • cut mackerel
  • 250–500 g metal jigs

Tactical Notes

  • Use 1–3 lb sinkers
  • add deep-drop lights
  • favor circle hooks 6/0–10/0
  • manage line angle under 45 degrees