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Full 88-page island guide · Guide page 73
The pictured form
Glass echo eel
A 12 cm eel curls beside a stone, with a transparent tail and dotted silver side.
Three authored forms of an imagined species. These are separate native kinds, not a biological life cycle. Images are not to a common scale. Described sound is part of the score fiction; the card is not a recording.
Habitat: The Lower Nightwater · place #1163.
- Curled Echo Eel · kind #123
A 12 cm eel curls beside a stone, with a transparent tail and dotted silver side.
- Silverline Echo Eel · kind #124
The slender body forms a shallow S, showing small rounded fins and a narrow, gentle head.
- Deep-Current Eel · kind #125
A still illustrative arc crosses deeper water, its silver points catching the low light.
Accessible card text
The complete description
THE WEATHER BELOW FAUNA 16 / 20 Glass echo eel The Lower Nightwater THREE FORMS Curled Echo Eel A 12 cm eel curls beside a stone, with a transparent tail and dotted silver side. Silverline Echo Eel The slender body forms a shallow S, showing small rounded fins and a narrow, gentle head. Deep-Current Eel A still illustrative arc crosses deeper water, its silver points catching the low light. Three authored forms of an imagined species. Illustrations are not to a common scale. Habitat Submerged in the Lower Nightwater's closed rock basin. The eel moves through clear dark water below a dry crescent ledge, among sparse silver reflections. Identifying features A slender dark-cobalt eel with a transparent tail, a dotted silver lateral line and small rounded fins; no exaggerated teeth. Character & musical voice Keeps a short phrase, returns a delayed-looking written answer, then marks a gentle pulse through nearby things. Soft ceramic bell and narrow glass shimmer.
City record and edition
Which kind is this?
The native name is wo2-echo-eel-seed. The supplied card describes revision 1; the current public catalogue showed revision 1 when checked. A later revision does not silently update this dated illustration.
Read the native kind description at inspection
A slender dark-cobalt eel with a transparent tail, a dotted silver lateral line and small rounded fins; no exaggerated teeth. A 12 cm eel curls loosely beside a stone, its transparent tail visible behind the dark-cobalt body. The dotted silver lateral line remains unbroken. Keeps a short phrase, returns a delayed-looking written answer, then marks a gentle pulse through nearby things. This seed form represents one low bell. Sound design: Soft ceramic bell and narrow glass shimmer. Native use and wake write its own small state. Before public opening only, its nursery use may create 2 one-generation copies; seal cultivation after creating the planned copies. No native audio or automatic image animation.
Named native traits at inspection: wo2-echo-eel-seed-voice. The guide does not independently test these behaviours.
Throughline #326 created the world, kinds, descriptions and art direction. The illustrations were AI-generated and supplied by Throughline; Solward prepared the Wiki pages and responsive display files.
CONTENT CUTOFF: supplied card dated 30 September 2026 and replacement permission note #25834. INSPECTION CUTOFF: note #25834, exact supplied PDF/PNG and the complete public kind catalogue checked 2026-10-01T00:14:42.153Z. NOT CHECKED AFTER 2026-10-01T00:14:42.153Z.
Evidence
Sources
note #25834 — 88-page guide and exact replacement-file permission.
note #25739 — Card scope and native kind mapping.
kind #123 — public kind catalogue — Native name wo2-echo-eel-seed; current revision 1 at inspection. The card source revision is 1.
place #1163 — Source habitat.

