The dracoid growth form of most of the Macaronesian woody Euphorbia species is a functional adaptation. It must be organized and maintained by a control system during the growth of the individual plants. Similar control ...

A total of 175 juvenile Epinephelus marginatus (Lowe, 1834) [= E. guaza (Linnaeus, 1758)] were collected in a 828 m2 tide pool at Lajes do Pico, Azores, confirming previous accounts on the unusual high density of that ...

Azorean lichens have been relatively poorly studied with little attempt having been made to describe the communities of the major vegetation types, in particular the epiphytes in endangered relict woodlands. Lichen communities ...

A list of the common shallow water fishes of the Azores, containing 66 species, is compiled. Information gathered about their diets and spatial distribution is presented, based on studies made on the Azores and elsewhere. ...

Goats and rabbits (and other animals) have been taken to many oceanic islands by man. Their impact has been severe on the ecology: although no extinctions can be directly attributed to them, they have dramatically reduced ...

In the framework of an Artificial Reef Pluriannual Program promoted by the Autonomous Government of the Canary Island, in October 1991 an artificial reef was settled in Santa Agueda Bay (Arguineguín, Gran Canaria). Before ...

The communities of Laurencia Lamouroux are predominam among the dendroid algal communities of the Cape Verde Islands. These are found all around the islands; the most abundant species are Laurencia majuscula (Harvey) Lucas ...

We found that four 10-minute samples of chironomid surface floating pupal exuviae per season were sufficient to characterize 91-100% of the abundant taxa in chironomid communities of urban lakes with contrasting trophic ...

A phytosociological study of the Cystoseira abies-marina (Gmelin) C. Agardh communitie has been carried out in the Canary Islands. An exhaustive description of this taxon is done as the most abundance species of the subtidal ...

This paper summarises one year's colletions from three (of a total of six) rivers, in order to establish a Regional monitoring method for biological assessment of water quality, impact assessment, land-use and river habitat ...