Warm eddy pushes into Veatch and Hydrographer, yellowfin and mahi show but the bite's a grind

Last week the wind sat out of the southwest for four straight days, which doesn't sound like much until you're trying to hold a troll spread on a canyon edge with a two-knot cross current shoving you sideways. That southwest flow did one good thing for us though — it helped push a warm filament off the Stream up into the skirts of Veatch and Hydrographer, the kind of thing we'd been watching build since the back half of June. Guys running out of Montauk and Block Island who made the run found cleaner, bluer water than they'd seen all month sitting right on the 100-fathom curve, with a temp break sharp enough to see color change from the tower. That's the water we've been waiting on. The moon worked against us some of those days — we were coming off full and the tide was still running heavy, which kept bait pinned deep and made for a slow morning bite before things woke up in the afternoon chop.

This week we're waning into last quarter by midweek, which means the tides start easing off and the current at the canyon walls slows down. That's good news for anybody chunking overnight — slack current lets a bait fish naturally instead of getting swept sideways off the slick, and it settles bigeye and yellowfin into predictable lanes along the break instead of scattering them. Wind looks manageable for the holiday stretch, light out of the south into the weekend before it turns more variable behind a weak front — watch that Sunday-into-Monday window if you're planning the run to Atlantis, because that's a long haul from Rhode Island ports and you don't want to be coming home into a building sea. Water temp trend has been slowly climbing since late June, and if that warm tongue holds its position instead of sliding east like these things sometimes do, Hydrographer and the northern edge of Oceanographer should keep improving through the week.

As for what's actually in the boat — it's a mixed bag right now, and I'll be honest about that instead of blowing smoke. Yellowfin have shown at Veatch, mostly in the 25 to 45 pound class, caught trolling a standard spread of green-and-yellow machine heads and small Islanders pulled behind spreader bars along the 1,200 to 1,800-foot contour where the color change was tightest. Morning bite was the better window — first two hours of light, before the wind built and the fish sounded. Boats that stuck around into the afternoon and switched to a chunk line of butterfish over structure did better than the ones who kept trolling into slack water. That's the pattern right now: troll the break at first light, then transition to chunking once the sun gets up and the fish stop chasing iron.

Bigeye have been the prize for the overnight chunkers working the deeper water off Hydrographer, generally in that 1,800 to 2,200-foot range. Nothing stacked up thick, but a couple boats out of Montauk put two or three fish in the 100 to 180 pound class on the deck after grinding through a slow midnight-to-3 a.m. stretch before the bite turned on with the tide change. Squid strips and butterfish chunks on 60 to 80-pound fluorocarbon leaders, baits fished at staggered depths from the surface down to 100 feet, no lights needed once that current lays down — that's when the bigeye come up to feed.

Mahi have been the honest bright spot. Weed lines were patchy this year, but where guys found floating debris or a decent mat holding bait along the edges of Atlantis and the western skirt of Veatch, the mahi were there and eager — schoolies mostly, 3 to 8 pounds, with the occasional bull pushing 15. Small blue-and-white feathers or a piece of ballyhoo rigged behind a small Sea Witch worked the debris lines, and once you find one fish under a piece of structure you can usually pick off half a dozen if you slow down and pitch bait rather than run through. White marlin have been scattered but present on the troll around Atlantis, mostly on smaller ballyhoo naked or lightly rigged behind a bird — nothing to write home about in numbers, one or two shots a day for boats putting in the time, but that's typical for this stage of the season before the real push shows in late July.

Wahoo have been a wildcard. A few fish came on high-speed gear — cigar minnow and Yo-Zuri diving plugs pulled at 12 to 15 knots along temperature breaks near the drop-offs east of Oceanographer — but it's not a pattern yet, more like opportunity fish picked off while running between spots. Bluefin have thinned out on top compared to June; the ones still around are deeper and harder to raise, so most of what's getting caught is incidental on the troll rather than a dedicated bite.

Fuel math on all this matters. Veatch and Hydrographer are the play if you're running out of Montauk or Block Island — you can make it a long day trip if the weather cooperates, no overnight required if you leave before first light. Atlantis is the bigger commitment; from Rhode Island ports that's realistically an overnight run, and with the front coming through Sunday into Monday I'd rather burn the extra fuel getting there Friday or Saturday and ride out calmer water than gamble on the back half of the weekend. If that warm eddy holds its ground through the week, I'd put my money on Hydrographer improving daily as more bait gets pushed up onto the edge. If it slides east like these filaments sometimes do, Oceanographer becomes the better bet by Thursday. Either way, work the temp break first, chunk the slack tide second, and don't expect it to be easy — this is still a grinding, feast-or-famine stretch of the season, not a guaranteed paycheck.