Table 1 Number of shrimps and crabs captured per species in the impacted and control areas in the Itacaiúnas and Parauapebas basins in the Carajás mosaic (Brazil) during the rainy (May) and dry seasons (November).
Species | Season | Number of specimens collected in the: | |
|---|---|---|---|
Impacted areas | Control areas | ||
Macrobrachium amazonicum (Heller, 1862) | Rainy | 6 | 15 |
Dry | 1 | 13 | |
Macrobrachium brasiliense (Heller, 1862) | Rainy | 9 | 23 |
Dry | 32 | 21 | |
Macrobrachium jelskii (Miers, 1877) | Rainy | 33 | 44 |
Dry | 7 | 33 | |
Macrobrachium nattereri (Heller, 1862) | Rainy | 0 | 1 |
Dry | 0 | 0 | |
Macrobrachium surinamicum Holthuis, 1948 | Rainy | 8 | 12 |
Dry | 32 | 9 | |
Macrobrachium sp. Bate, 1868 | Rainy | 28 | 56 |
Dry | 15 | 28 | |
Sylviocarcinus devillei H. Milne-Edwards, 1853 | Rainy | 10 | 13 |
Dry | 6 | 7 | |
Sylviocarcinus pictus (H. Milne-Edwards 1853) | Rainy | 48 | 39 |
Dry | 13 | 34 | |
Valdivia serrata White, 1847 | Rainy | 1 | 4 |
Dry | 5 | 0 | |
Fredius reflexifrons (Ortmann, 1897) | Rainy | 0 | 0 |
Dry | 1 | 0 | |
