161 - Roques Blanques

Itinerari situat al cantó nord-oest de la serra de Collserola, al cementiri comarcal de Roques Blanques, al municipi del Papiol. Té una longitud total de 784 metres i consta de 8 seccions. Està situat a una alçada mitjana de 110 metres. Es van efectuar mostrejos durant dos anys, 2019-2020.

L'itinerari transcorre zones enjardinades en un projecte de jardí de papallones dins el cementiri, on hi són plantades moltes espècies com lavandes, romaní i farigoles. També s'insereix en algunes parts a trams més naturals de la serra amb màquies de llentiscle o prats termòfils.

[Phenology]

[The bars show the weekly average butterfly abundance (calculated as the number of specimens per 1000 m) for the set of species recorded in the transect. Dots correspond to the weekly average number of species.]

[Habitats]

[The graph shows the relative cover of each habitat type in the whole transect. Since 2000, a botanical characterization has been performed for each itinerary every six years. For itineraries with more than one botanical characterization, you can change from one to another by clicking on the year of characterization.]

Secciones

[The map shows the transect route and the layout of the different sections. The background photograph corresponds to the 1:5000 orthophoto from the Cartographic Institute of Catalonia (ICGC).]

[Species occurring in this transect]

[Click to the Table to see the species list ordered by the abundance index average standardized at 100 m. Also, there is the trend each species follows in this itinerary. If you click the trend of any species you will enter Species by itinerary results. For more information about the index and trends calculation see Data analysis]

• [Icons]
• Especies (37)

[Illustrations by Richard Lewington from Tolman & Lewington (1997) Butterflies of Britain and Europe, translated and published in Spanish by Lynx Edicions.]