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SEVEN CASTS
Plate 25 of 79SaltwaterOffshore

Swordfish

Xiphias gladius

The deep-drop billfish of the offshore canyons — a growing daytime Virginia fishery a thousand feet down, under federal permit.

Typically present

advancedBoat recommendedOffshore ocean
Practice this species

Try a simulated catch in Seven Casts. Use this guide and its official sources to plan a real trip.

This profile has not yet been checked against an official regional data source — confirm identification, seasons, and regulations before you rely on it.

Swordfish (Xiphias gladius)
Fig. 25. Xiphias gladius

Photo: NOAA Deep Sea Coral Research & Technology Program / Pelagic Research Services, National Oceanic and Atmospheric AdministrationPublic domainLong edge is 735px, below this project's 1600px preference. Accepted because it is the best rights-clear, correctly-identified photo found for this species — see SPECIES_PHOTO_AUDIT.md for the source search record.

Habitat
Offshore waters
Methods
Offshore
Difficulty
advanced
Eating
fair

Identification

Look for

  1. A long, flat, sword-like bill with no scales on the adult body and no pelvic fins
  2. Huge eyes and a tall, crescent first dorsal fin; brown-black above, lighter below

Local waters

Deep offshore canyon edges, often 1,000+ feet down

Primarily a boat fishery here — typically fished by offshore boat.

When to fish

Typically present: spring, summer, fall, winter

Year-round where conditions allow, targeted by daytime deep-dropping in deep offshore canyon water — a real, growing Virginia fishery, not just a nighttime-drift species here.

Water temperature

The water, not the calendar, sets the season here — a warm October or a cold snap moves these bands.

Water temperature and the seasons

How to catch it

Primarily a boat fishery here — typically fished by offshore boat. Technique notes for this species have not been written yet; the baits and rigs below are the documented starting points.

Bait & lures

  • Daytime deep-dropped rigged squid or bait, fished with lights and heavy weight to reach depth
Terms usedPresentation

On the table

Eat with caution — check current Virginia fish consumption advisories for the specific waterbody before eating.

  • Confirmed live as of 2026-08-09: recreational retention requires a federal HMS Angling or Charterboat/Headboat permit, with a 47" lower-jaw-fork-length minimum. Swordfish is named on the FDA/EPA joint 'Choices to Avoid' (highest-mercury) list alongside shark, king mackerel, and tilefish — this project couldn't get a clean direct fetch of the current live FDA chart (repeated 403/404s on other species pages' checks), but this is corroborated consistently across multiple independent sources describing the same stable, years-old joint advisory. Pregnant/nursing people and young children should avoid it; everyone else should eat it only occasionally.

Cleaning, chilling, and cooking a legal catch covers the steps between the cooler and the pan.

Where to try

Water that suits swordfish

Spots marked “habitat match” share this species' water type, habitat, and methods — not a report that it has been caught there.