scholarly journals Pisces, Teleostei, Characiformes, Characidae, Hasemania crenuchoides Zarske and Géry, 1999, Hyphessobrycon balbus Myers, 1927 and Oligosarcus planaltinae Menezes and Géry, 1983: new records in Distrito Federal, Central Brazil

Check List ◽  
2010 ◽  
Vol 6 (4) ◽  
pp. 594 ◽  
Author(s):  
Pedro De Podestà Uchôa de Aquino ◽  
Thiago Belisário d'Araújo Couto

Herein we present new records of three freshwater fish species (Hasemania crenuchoides, Hyphessobrycon balbus and Oligosarcus planaltinae) considered restricted to Central Brazil and previously known only for the upper Rio São Bartolomeu sub-basin. Our data expand their range to other sub-basins in the Distrito Federal, including Sobradinho, Bananal, Santa Maria-Torto, Gama and Ribeirão Santana sub-basins.

Check List ◽  
2010 ◽  
Vol 6 (2) ◽  
pp. 191 ◽  
Author(s):  
Matías Zarucki ◽  
Iván González-Bergonzoni ◽  
Franco Teixeira-de-Mello ◽  
Alejandro Duarte ◽  
Sebastián Serra ◽  
...  

Based on National Collections records, this article presents the first report of eight freshwater fish species for Uruguay in the middle and lower Uruguay River basin, extending their current distribution: Cyanocharax alegretensis Malabarba and Weitzman, 2003; Leporinus lacustris Amaral Campos, 1945; Microglanis aff. eurystoma Malabarba and Mahler, 1998; Tatia boemia Koch and Reis, 1996; Lepthoplosternum pectorale (Boulenger, 1895); Crenicichla missioneira Lucena and Kullander, 1992; C. minuano Lucena and Kullander, 1992; Apistogramma borellii Regan, 1906. These species were previously recorded either for upper Uruguay River or Paraná River.


Author(s):  
Sam Wenaas Perrin ◽  
Kim Magnus Bærum ◽  
Ingeborg Palm Helland ◽  
Anders Gravbrøt Finstad

Author(s):  
Maria João Costa ◽  
Gonçalo Duarte ◽  
Pedro Segurado ◽  
Paulo Branco

2007 ◽  
Vol 57 (4) ◽  
pp. 423-432 ◽  
Author(s):  
Evelien Maerten ◽  
Marcel Eens ◽  
Guy Knaepkens

AbstractAlthough small benthic freshwater fish species are an important biological component of fish assemblages and free instream movement is indispensable for their survival, they are often neglected in fish pass performance studies. In this study, a capture-mark-recapture approach was used to assess whether small bottom-dwelling species, including gudgeon (Gobio gobio), stone loach (Barbatula barbatula), spined loach (Cobitis taenia) and bullhead (Cottus gobio), were able to cross a pool-and-weir fish pass in a regulated lowland river. Some tagged individuals of stone loach (18%), gudgeon (7%) and spined loach (2%) managed to successfully ascend the fish pass under study, despite the fact that water velocity levels in the different overflows of the facility (between 0.55-1.22 m/s) exceeded the critical swimming speed of all three species. Although this suggests that a pool-and-weir fish pass is a able to facilitate upstream movement of some small benthic species in a regulated river, more detailed research incorporating advanced tagging and retrieving techniques is necessary.


2018 ◽  
Vol 35 (2) ◽  
pp. 580-581 ◽  
Author(s):  
Xingwei Cai ◽  
Gaojun Li ◽  
Fangyuan Li ◽  
Haigui Wang ◽  
Ya Zhang ◽  
...  

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