| fish assemblages on fringe coral reefs of the northern coast of cuba near havana harbor. | it is difficult to separate effects on fish community assemblages due to anthropogenic stressors from natural factors. we examined small-bodied-fish communities along the northern coast of cuba near havana harbor during the dry (february/march of 2000) and wet (june 2000) seasons. over 35,000 individual fish were visually counted at 15 sites along the coast in three areas located 0-2.4, 2.4-6.1, and 6.1-10.3 km from the entrance to havana harbor. fish communities in four substrate biotopes did n ... | 2004 | 15087173 |
| [abundance variations of fishes from sites with different levels of pollution in the sublittoral sector of havana city, cuba]. | the impact of human activity affects fish populations. we studied the abundance of three selected fish species (stegastes partitus, thalassoma bifasciatum and halichoeres bivittatus) in four sites with different degrees of pollution in havana city: 30th street and 16th street; miramar; red boy of havana bay; and the ending ofalmendares's river. the sites were divided into five zones depending on their bottom characteristics. the counts were made with the visual census technique with a 5m2 quadra ... | 2009 | 20073329 |