Fifteen live specimens of Conchoderma virgatum were attached to a grey triggerfish (Balistes capriscus) caught in S.W. Portugal. The barnacles were distributed in three groups (right abdominal external face, anterior side of the insertion of the pelvic spine, and close to (5 mm) the left eye (on the lacrymal bone)). The specimens were very different in size, ranging from 2 mm to 18.9 mm (maximum capitular lengt...
Soil tillage is a traditional practice in the olive groves of Trás-os-Montes region (Northeast of Portugal) where the soil is maintained without any vegetal cover. However, this agronomic practice may have dangerous environmental effects of several orders. In this way, with the present work we aimed to contribute for the knowledge about the effect of two soil management practices in the olive grove (traditional...
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