Weathered jetty rainbow

A confident wide-angle long exposure that turns a weathered, irregular jetty into a powerful leading line drawing the eye from the foreground planks to a faint rainbow over the horizon. The decaying boardwalk and silken water are the real strengths, full of texture and atmosphere. What holds it back is the tonal split: the warm, slightly muddy golden cast in the upper-left clouds and foreground water sits uneasily against the cool blue sky and silvery right-hand water. A more unified grade and a touch more highlight control would let the rainbow and the jetty's craft carry the frame without competing colour temperatures.

The jetty works hard and well as a leading line, snaking from the bottom edge through the midground and out toward the distant pavilion, with the rainbow arcing to balance the upper left. The low, wide vantage emphasises the worn foreground planks and gives genuine depth. The horizon sits roughly on the lower third, which suits the dramatic sky. The fishing boat anchors the left edge nicely. The only quibble is the jetty's zig-zag pulling the eye slightly off to the right rather than resolving cleanly toward the pavilion.

Soft, diffuse light from a breaking storm gives the scene mood, and the rainbow is a genuine gift of timing. The warm glow in the upper-left cloud mass adds drama against the cooler blue. Direction is fairly flat and frontal, so the jetty's wood gets less raking modelling than the texture deserves; a lower side light would carve more relief into the planks. The light overall is atmospheric and well captured, but it leans gentle rather than sculptural, softening the foreground's potential impact.

The long exposure is well managed for the silken water and held detail across most of the frame. The wood texture in the foreground retains good shadow information. The brighter cloud areas in the upper left edge toward washed-out, losing some highlight separation, and the rainbow is faint partly because the sky around it sits a little flat. ISO 50 keeps everything clean. Overall a deliberate, controlled exposure, though pulling back the brightest clouds would protect more highlight nuance.

This is where the image divides. The warm orange-gold of the upper-left clouds and the foreground water clashes with the cool blue sky and the silvery sheen on the right-hand water, giving an inconsistent white balance that reads as graded rather than natural. The foreground water tips toward a muddy yellow-green. The wood tones are rich and appealing. A more unified colour temperature, cooling the warm cast slightly or warming the cool side, would resolve the split and let the rainbow's subtle colours register more honestly.

Strong technical execution. The Zeiss 18mm at f/16 delivers the deep front-to-back sharpness this composition demands, and the foreground planks are crisply rendered with no diffraction softness worth complaint at this output. The 10-second exposure at ISO 50 is the right recipe: it smooths the water into mist and blurs the drifting clouds while keeping noise negligible, and an ND filter was clearly used to make that possible in daylight. Focus is well placed for hyperfocal coverage, holding both the near boards and the distant pavilion. The 6D's full-frame dynamic range copes with the bright sky against the shaded wood, though the brightest clouds approach the sensor's ceiling. One consideration: f/16 on this lens is past the diffraction sweet spot, and f/11 with careful focus stacking might have squeezed marginally more critical detail. The level horizon and lack of obvious distortion correction issues round out a clean, deliberate capture.