
Grotta GIS
Cave at the base of the wall of a disused quarry at Cesi, Colle Zannuto, with an entrance 1.5x1 m and a brick wall just inside.
EspeleoWorld
Grotta GIS
Cave at the base of the wall of a disused quarry at Cesi, Colle Zannuto, with an entrance 1.5x1 m and a brick wall just inside.
Terni
Length: 800 m · Depth: 70 m
Updated record
https://espeleoworld.com/en/c/grotta-gis-terni-terni
Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.
Cave at the base of the wall of a disused quarry at Cesi, Colle Zannuto, with an entrance 1.5x1 m and a brick wall just inside.
Photos
© Luca Bussolati · LicenseRef-FUGS-media-per-item · Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=860
Description
Morphology
Trend: Ascending/Descending.
Geology: MAS Limestone Massiccio - Lower-Upper Jurassic (Sinemurian-Pliensbachian); massive limestones; massive.
Hydrology
Blows when hot; internal temperature 13 °C; humidity 98 %; air flows 6 m/s, flow rate 0.5 mc/sec. Measurements on 29/06/2024 at about 10.00, outside clear, temperature 28 °C, humidity 61%, strong cold blowing current.
Progression
Traversability: Demanding; recommended period all year round.
Progression difficulty: pits, slides, narrow passages.
Other details
Owner of the land: Calce San Pellegrino Spa Str. Amerina Loc. San Pellegrino 05035 Narni.
Bio
Other hypogean fauna: troglobitic beetle Carabidae: Duvalius virginiae Magrini-Vanni & Cirocchi, 1996; troglobitic beetle Curculionidae: Otiorrhynchus (Lixorrhynchus) virginiae Magrini-Abbazzi & Cirocchi, 2001; troglophilic beetle Carabidae: Laemostenus latialis Leoni, 1907; troglophilic orthopteran Rhaphidophoridae: Dolichopoda laetitiae Menozzi, 1920.
Bait trapping reveals the presence of two endemic and specialized species and one troglophilic species.
Studies and monitoring: entomological.
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Nearby caves
Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-no-licence-stated Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=860 · data as of 2025 · Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-media-per-item Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · data as of 2025



