The Atlas·The Pool

Wing III · cool, glassy

The Pool

Of the three wings of this guide, the pool asks the most patience and repays it most quietly. It is the cool corner of the world under glass — a standing water that does not so much reflect the light as detain it, bending every lamp and every observer into gentle strangers. Nothing here hurries. We have learned to arrive early, sit low, and let the water forget us before we begin to count.

What lives here lives slowly, and mostly at the edges of the day. A shell crosses the pane at the pace of an honest argument; a small gold light burns at middle depth as though it had been dropped there and declined to go out. Some inhabitants we know well enough to greet. One we know only by its voice, and the voice is not its own. The reader is asked to take our records in the spirit they were made: cold hands, low light, and every confidence honestly earned.

The catalogue
The food web
mimicsmimicsfearspreys onfearsshelters Echo cantans Geminella sequax Luciola mersa Nocturna brevis Vitrea placida
The wing's year

The dial keeps two clocks at once. Its rim is the Glass Year — the six seasons the whole terrarium shares, the same in every wing: a calendar of the misting and the pipes rather than the sun, and felt by everything under the glass together. Turn the needle to any of them and the roster below names who this wing would find abroad in it, and who is keeping to itself.

The season is only the world's half of the year, though. Each creature keeps its own phases against it — a private round of waking, abroad, and going dark, its own answer to the shared weather — and those you read on the creature's own page, where the dial's inner ring becomes that one animal's year.

the Radiator Months — the pipes come on below; the air runs dry-warm and the pool gives up an inchthe Lamp's Lengthening — the keepers let the light run longer by small, deniable incrementsthe Great Airing — the lid stands open an hour a day; opinions on the draught differthe Long Damp — the misting at its most liberal; the glass never quite dries, and neither do wethe Small Dry — a lapse in the misting each year, coinciding, we note, with the keeper's holidaythe Settling — after the great cleaning everything re-arranges itself, an inch at a time

In the Small Dry

Keeping quiet: Echo cantans

Field log
  • 2026-10-08noonVitrea placida — crossed ground already cleaned to reach ground that was not, and did not appear to resent the extra distance.
  • 2026-09-18nightLuciola mersa — the outlying lights gone from the shallows; what still burns now keeps to the deepest water and the latest hour.
  • 2026-09-13duskNocturna brevis — the circuit flown a shade faster than midsummer's, the stations fewer but every one of them kept.
  • 2026-09-08dawnGeminella sequax — two pairs crowded onto the last surviving ribbon of film, no wider than a hand, and made no move to disperse and hunt it singly.
  • 2026-09-03nightanother ripple crossed the middle of the pool, same spot as before, and this time we had the wit to mark the hour — full dark, no moon.
  • 2026-08-29noonVitrea placida — crossed the pane again today, alone, no wager laid; we watched the whole slow crossing anyway.
  • 2026-08-19nightEcho cantans — a call answered from the far water before the junior observer had made any sound at all this time; she has not commented, and neither have we.
  • 2026-08-14dawnGeminella sequax — one mote drifted alone at the film's edge for the length of a breath, then its partner surfaced beside it as if summoned; we are still counting only pairs.

The 8 most recent of 22 sightings; the ledger keeps the earlier ones.

Daily choreography
On rarity
  • abundantunderfoot, daily
  • commonseen most visits
  • uncommonworth a note
  • rareworth a plate
  • mythicreported, never twice by the same observer