Results 101 to 110 of about 609 (192)

Determinantes ambientais da ocorrência de espécies de peixes em riachos de cabeceira da bacia do rio Ivinhema, alto rio Paraná = Environmental determinants of fish species occurrence in headwaters streams of Ivinhema river basin, upper Paraná river

Acta Scientiarum: Biological Sciences, 2007
Com o objetivo de quantificar a importância de algumas característicasfisiográficas dos riachos sobre a ocorrência de quatro espécies de Characidae em riachos de cabeceira na bacia do rio Ivinhema, realizaram-se amostragens bimestrais em dez riachos com ...
Yzel Rondon Súarez, Sabrina Bigatão Valério, Karina Keyla Tondato, Lidiani Queli Lubas Ximenes, Thiago Rota Alves Felipe   +4 more
doaj  

Hemigrammus lunatus Durbin in Eigenmann 1918

, 2014
Published as part of Ota, Rafaela P., Lima, Flávio C. T. & Pavanelli, Carla S., 2014, A new species of Hemigrammus Gill, 1858 (Characiformes: Characidae) from the rio Madeira and rio Paraguai basins, with a redescription of H. lunatus, pp. 265-279 in Neotropical Ichthyology 12 (2) on pages 270-274, DOI: 10.1590/1982-0224-20130176, http://zenodo.org/
Ota, Rafaela P., Lima, Flávio C. T., Pavanelli, Carla S.   +2 more
openaire   +2 more sources

Hemigrammus hyanuary Durbin 1918

Hemigrammus hyanuary Durbin 1918 Distribution Amazonia.
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +2 more sources

Hemigrammus levis Durbin 1908

Hemigrammus levis Durbin 1908 Distribution Amazonia.
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +2 more sources

Hemigrammus anisitsi Eigenmann & Ward 1907

, 2014
H. anisitsi Eigenmann & Ward, 1907 NT synonym Homodiaetus vazferreirai Devincenzi, 1939 details type locality vazferreirai: Río Uruguay at ...
Litz, Thomas O., The, Stefan Koerber Introduction   +1 more
openaire   +1 more source

Fig. 4 in Hemigrammus tocantinsi: a new species from the upper rio Tocantins basin, Central Brazil (Characiformes: Characidae)

, 2010
Fig. 4. Hemigrammus tocantinsi, paratypes, UFRGS 11300, male above, 27.3 mm SL and female below, 29.5 mm SL. Images of specimens just after fixation.Published as part of Carvalho, Fernando R., Bertaco, Vinicius A.
Carvalho, Fernando R., Jerep, Fernando C., Bertaco, Vinicius A.   +2 more
core   +1 more source

Identifying influential neighbors in animal flocking.

PLoS Computational Biology, 2017
Schools of fish and flocks of birds can move together in synchrony and decide on new directions of movement in a seamless way. This is possible because group members constantly share directional information with their neighbors.
Li Jiang, Luca Giuggioli, Andrea Perna, Ramón Escobedo, Valentin Lecheval, Clément Sire, Zhangang Han, Guy Theraulaz   +7 more
doaj   +1 more source

Hemigrammus megaceps Fowler 1945

Hemigrammus megaceps Fowler 1945 Distribution Eastern Ecuador, eastern Peru.
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +2 more sources

Fig. 2 in Hemigrammus tocantinsi: a new species from the upper rio Tocantins basin, Central Brazil (Characiformes: Characidae)

, 2010
Fig. 2. Hemigrammus tocantinsi, paratype, female, UFRGS 11300, 27.4 mm SL. Scanning electronic micrograph of lower and upper jaws, left side. Scale bar = 1 mm.
Carvalho, Fernando R., Jerep, Fernando C., Bertaco, Vinicius A.   +2 more
core   +1 more source

Hemigrammus pretoensis Gery 1965

Hemigrammus pretoensis Géry 1965 Distribution Upper Amazon. Notes Barriga (2012).
Escobar-Camacho, Daniel, Valdiviezo-Rivera, Jonathan, Carrillo-Moreno, Carolina, Argüello, Pablo, Swing, Kelly   +4 more
openaire   +2 more sources