The images of La Llosa del Cavall (Solsonès) reservoir from the river Cardener, on 03.12.2023, illustrate how serious is present water scarcity in Central Catalonia. Rain has been poor since January 2021. The reservoir is at 26% capacity; it contains 20.8 hm3 of water from 80 hm3 total capacity. The large reservoir of La Llosa … Read more
Esplugues, in the municipality of Castellcir, is a troglodytic house that uses a natural shelter as a roof. It has a ground and two floors. It was inhabited from an unknown date until 2002. The Esplugues house is located on the right bank of the Fontscalents stream. It has one Romanesque bridge in front to … Read more
The graphs show monthly precipitation averages for the periods 2000-2021 and 1950-1999, and their differences, recorded at the meteorological stations of Balsareny and Artés in the district of Bages, and Moià in the district of Moianès. Within the enormous interannual variability of rainfall, the averages that are obtained from a long enough time confirm a … Read more
The graphs show the average monthly minimum and maximum temperatures for the years 1950-1999 and 2000-2021, as well as the differences between the two periods, from the weather stations of Artés (Bages), in the top gallery, and Moià (Moianès), in the bottom gallery. Both the minimum and the maximum temperatures, in all months and in … Read more
The forms originated by the deposit of minerals on the walls of the caves are collectively called speleothems. The stalactites hanging from the ceiling are the most characteristic speleothems. And among the stalactites, the type generally known by the expressive name of macaroni -although this meaning is not officially registered- are likely the most beautiful. … Read more
Observation of the recovery of the vegetation in the range of Miralles (Anoia) that was burned by the forest fire that started on 24.07.21 in Santa Coloma de Queralt (Conca de Barberà), a year and a half after the fire during the outing from ICHN-Bages on 17.12.2022. The plants with the ability to sprout have … Read more
Discocyclina sp. is a fossil foraminiferous protozoan that appears in strata of marine Eocene. It looks as a 10-15 mm diameter thin disk of symmetrical faces, often not completely flat but somewhat wavy. Its thickness ranges from 0.2 to 0.5 mm, except for the thickest nipple in the centre. The whole surface is plenty of … Read more
On 05.06.2022 a sinkhole appeared in El Pla de Reguant, in Súria. In the following days, the sinkhole enlarged to about 18 meters in diameter by 3 meters deep. The collapse caused some white poplars to fall from the riparian forest. Subsequently, the sinkhole has been partially filled with water from the subsoil, from the … Read more
The participants to the outing through the sides of the river Cardener and the stream of Rajadell, called by the exhibition Ecoviure and the ICHN-Bages in 16.10.2022, arranged for the picture by the source of Sant Pau (Manresa). [photo Jordi Badia]
Summer storms in Catalonia usually originate and grow in the early afternoon in the Pyrenees area, where the mountains force the air to rise, promoting the condensation of atmospheric humidity and the formation of large clouds, to later move towards south while depleting. In many cases, the storm hits in points of Alt Berguedà without … Read more
The storm in 29.07.2022 afternoon left registers of 40 to 50 litres of water per square meter in many observatories in the Plain of Bages, also in Manresa, the district capital. Rather than the rain, the hailstorm above Santpedor, Pineda de Bages and Les Brucardes (Sant Fruitós de Bages) was exceptional. The image illustrates the … Read more
Part of the ICHN-Bages group in the horn of Castell Vidre, in the outing of 16.07.22 to the gorges of Segre in Llo (Alta Cerdanya). [photos Jordi Badia]
The participants to the naturalist outing of ICHN-Bages to L’Ametlla de Casserres, in the natural shelter of Mill of Bellús (Avià, Baix Berguedà), in 29.05.2022. The stream of Graugés falls from the above the shelter. [photos Jordi Badia] Further information in Notícies de la ICHN nr.162.
The folds of the strata –anticlines and synclines with all variations and combinations you may think- change enormously in scale, from folds of kilometric length whose interpretation is often difficult in the overgrown or overly artificialized landscape, to microfolds of metric or centimetric size that can be seen closely in full. Sometimes, not always, the … Read more
The group of ICHN-Bages below the Big Evergreen Oak of Querol (Fonollosa, Bages), on 30.04.2022. The evergreen oak of Querol is acknowledged as Monumental Tree of Catalonia because its size. [photos Jordi Badia]
The group of ICHN-Bages looking at the stratification of the forest and to the succession from pines to oaks in the forest of Xamal (Fonollosa, Bages), on 30.04.2022. [photo Jordi Badia]
The group of ICHN-Bages looking at the riparian vegetation in the stream of Fonollosa, in Molí de Boixeda (Bages), on 30.04.2022. [photo Jordi Badia]
Operculina sp. is a genus of Foraminifera protozoa of the Nummulitidae family that also contains the well-known, often very common and visible in the nummulitic limestones of the Eocene in Central Catalonia, Nummulites. Operculina is also found in large number as fossil into nummulitic limestones; therefore, some of them should better be known as operculinic … Read more
The group of ICHN-Bages in the belvedere of Talló for a free of noises view of the so beautiful saw profile of the north face of Montserrat during the walk around Talló (Castellgalí, Bages), on 26.03.2022. [photos Montserrat Porta (1st), Jordi Badia (2nd) and Encarna Montes (3rd)] Further information in Notícies de la ICHN nr.161.
A part of the numerous participants in the protest walking against the reclassification to industrial of the Camp de Lledoners, in the plain of Les Torres de Bages, after the call of the environmental associations Meandre and Volunteers of Sant Joan de Vilatorrada, on Sunday 13.03.2022.In the 1st photo, part of the walkers going through … Read more
The ICHN-Bages group in the cluster of maritime pines in El Rauric (Rajadell) in the outing of 26.02.22 to the valley of Servitge, the source of El Rauric and the summit of La Melera.In the 2nd picture, looking for the large cones of the maritime pine. [photos Jordi Badia (1st) and Elena Sicto (2nd)]
The lacustrine limestones occur in extensive layers of light-coloured hard rock into the geological formation Artés that is mostly made of reddish, easier to wash out shales and sandstones. If the terrain and the strata share the same slope and the top layer is a lacustrine limestone, the roof of this hard stratum may turn … Read more
Paths and trails, if lucky enough, may have stretches with a natural stone pavement as beautiful as practical. In the district of Bages, this happens often in the southeast area because their flat sandstone that laid down in a calm marine environment of a coastal platform. The natural stone floor corresponds to the roof of … Read more
The range of Obac, mainly in the municipality of Mura, has many shelters (in Catalan, balmes). The best known are those that are occupied by the most elaborate constructions, specifically the Puig de la Balma that shelters a large medieval house and the Balmes Roges that covers a set of vats of wine; but there … Read more
The Pont Vell (= Old Bridge) on the Cardener river, in Manresa, was built above a resistant layer of nummulitic limestone rock. This layer of limestone slightly tilts to the north according to the general slope of the strata, therefore, it outcrops to a wider extent on the southern shore, that of La Guia. The … Read more
The name of the anticline-fault of El Guix (gypsum, in Catalan), in the south of Sallent, refers to the layers of gypsum that outcrop in the raised north block, near the axis of this tectonic structure. The pictures are taken from the cliff that the railway digs at the foot of the Cogulló mountain, which … Read more
The Guix fault is a large tectonic accident that runs in a straight line of about 10 km from southwest to northeast, from the north of Santpedor to Horta de Avinyó, crossing the Llobregat river and the southern slopes of the Montcogul mountain range. It has its center, its maximum development and its greatest complexity … Read more
The ICHN-group listening to the introduction by Núria Valls in the centre of wild fauna and environmental education of Camadoca (Santa Maria de Merlès, Berguedà), in 09.10.2021. The centre in managed by ADEFFA. Realize the stork that flies over the group. In the 2nd image, Joan Manubens, visitor guide of Camadoca, displays a male individual … Read more
The ICHN-Bages group in El Gorg Blau (= the Blue Pool) from the stream of Merlès (Berguedà) in the outing of 09.10.2021 to Sant Pau de Pinós, el Ginebret and Santa Maria de Merlès. The place name Gorg Blau repeats along the geography of the centre of Catalonia. [photo Jordi Badia] Further information in Notícies … Read more
The yellow flowerpot mushroom (Leucocoprinus birnbaumii) is small, though it stands out for its full yellow colour and for growing in fleets. The cap displays first a closed ovoid shape, 23-28 mm in height by 18-20 mm in diameter, with scales on its surface; later it opens like an umbrella until conical shape keeping the … Read more
The naked hard rock surface of the river shores may have round holes of about a hand in diameter and slightly less in depth, from natural origin, which are known as potholes. The potholes can keep water from the rain or from the last flood of the river or stream. Potholes are mainly found in … Read more
A well-defined layer of about 70 cm thick stands out by its rounded instead of laminar inner shapes in the sandstone that outcrops at the foot of the ridge of Roca Tinyosa (Manresa), a few meters past La Gola del Bigaire by the shore of river Llobregat. This is really unusual because sediments deposit in … Read more
In the gallery of the Cardona potash mine that is named La Minilla and that can be visited through the service of the Salt Mountain Cultural Park, there are a lot of speleothems of the mineral halite, as in the natural caves of Forat Micó and Meanders of Salt, all of them inside the Mountain … Read more
Part of the ICHN-Bages group on the Old Bridge of El Pont de Vilomara (Manresa) -the bridge of gothic style used by the Royal Path from Manresa to Barcelona to cross the river Llobregat- in the outing of 04.07.21 to the valley of Llobregat from La Salut de Viladordis looking at the two species of … Read more
Part of the ICHN-Bages group on the natural bridge or arch of Les Arnaules (Manresa), in the outing to the valley of Llobregat through La Salut of Viladordis, the summit of punta Sabata, the bridge of Les Arnaules, El Pont de Vilomara, can Roviralta, els Tres Salts, la Gola del Bigaire and La Salut de … Read more
Sometimes, the sandstones from the Eocene marine in the district of Bages contain balls in the range of 2-15 cm diameter, from the same rock nature. In Geology, they are known as cannonballs. The outcrop of the sandstone can show them either in positive or convex relief in the so-called noisette shape, or in negative … Read more
The ICHN-Bages on the ridge between the valleys of the river Llobregat and the stream of Sant Esteve or Mura before their merging, in the municipality of Talamanca, in walk in 05.06.2021 around the valley of Llobregat to the north by the right riverside through Viladordis, Les Brucardes and La Tolega, and to the south … Read more
The Montserrat massif is made of conglomerate with calcareous cement deep strata that are separated by more clayey strips. From this lithological composition results a geomorphology of stepped pyramid like that of the temples of the Central American Mayan culture. The total height of the conglomerates is about 1000 meters, from Monistrol to the summit … Read more
La Bauma Gran de Marganell (= the Big Shelter of Marganell) can be found in the left slope of the stream of Marganell, in the path of Guimberes that initiates in the cross between the roads to Marganell and to Sant Cristòfol. The Big Shelter is on upper part of the stream of Guimberes, in … Read more
The smelly lepiota (Lepiota cristata) is a small, white mushroom with arranged concentrically, denser in the center than on the margin reddish-brown or mahogany scales on the cap. It looks like many species of the genus Lepiota and it is surely one of the most abundant in the district of Bages. First the cap is conical shape … Read more
Gravel deposit made up of Nummulites striatus fossils from Maians (Castellfollit del Boix) in 1st image, from Colonia Jorba (Calders) in the 2nd image and from Les Marcetes (Manresa) in the 3rd. The biggest pieces measure 25 mm diameter, most of them round 10 mm. The Nummulites are the most characteristic fossils in the Eocene … Read more
The caliche –from its Spanish name, sometimes also named calcrete- is a hard, compact and extensive crust that is found in depth in the soil due to calcareous cementation. It is light marbled colour and it includes, in variable proportions and sizes depending on the areas, particles of clay, silt, sand and gravel already existing … Read more
Fossils are material proofs of living organisms in the geological past. They are usually found into sedimentary rocks. They allow to know the age of these rocks and the environmental characteristics of the area when these organisms were alive. The source of the most common and known fossils in Bages is the sea. They come … Read more
The nummulitic limestones are made of cemented skeletons or shells of nummulites. Both, the nummulites and the cement are calcareous nature. Nummulitic limestones are characteristic from the Eocene epoch, in the Tertiary period. The nummulitic limestones deserve one close look. The lentil shaped fossils of nummulites are seen. The diametrally cut nummulites display their beautiful … Read more
El gorg de la Llosa (= the pool of the Paving Stone) is located in the stream of Guardiola where it makes the boundary between the municipalities of Sant Salvador de Guardiola to the south and Manresa to the north, before the pool of L’Oller. The itinerary M-3 of the Green Belt of Manresa drives … Read more
The fleecky milk-cap (Lactarius vellereus [= Lactifluus vellereus]) is one mushroom species living in flat-leaved forests. It combines characters of the genus Lactarius with that of the genus Russula, looking like something in between.The fleecky milk-cap has an up to 20 cm diameter cap that scarcely lifts up from the soil because its stipe is … Read more
Link to the digital format of the book Geological itineraries – Bages, Berguedà, Anoia, Solsonès that was published in 1981 by Centre d’Estudis Geològics Valentí Masachs. Valentí Masachs was the director and co-autor of this work that collects contributions from Antonio Gómez, Josep M. Mata, Francesc Porta, Antonio Ramírez and Mn Lluís Via. The book … Read more
The study of the rocks that emerge to the surface of Bages district reveals their conditions and dates of origin. In geological views, the rocks in Bages are not too ancient. Most of them belong to the Tertiary period and some to the Quaternary. At the beginning of the sedimentation process that led to the … Read more
