[PDF] Top 20 Neotrop. ichthyol. - vol.8 número1

... Adult males of Pareiorhaphis are herein defined as specimens having distinctive modifications that involves the shape of the pectoral spine, hypertrophied odontodes along the margins of [r] ... See full document

... It has been repeatedly mentioned that animal items such as aquatic larvae and aquatic and/or terrestrial insects, both of autochthonous and/or allochthonous origin, are important element[r] ... See full document

... carapace. The blenny left the ledge where the turtle was partly underneath and moved across the turtle’s carapace plucking algae attached to the shell (Fig. 1d). Three individuals of the Rocas damselfish, Stegastes ... See full document

... non-filamentous, 8+9 principal rays, 17 upper procurrent, 15 lower procurrent rays (n = ...unicuspid, 8-13 dentations (n = 9); anterior margin with osseous granulations along proximal ... See full document

... We report here on an albino specimen of Schizolecis guntheri caught in the rio Bonito in the rio Macaé basin, Rio de Janeiro State, southeastern Brazil.. The hypothesis that albinism is [r] ... See full document

... This type of feeding association was observed in a small stream in the upper rio Paraná system between the catfish, Aspidoras fuscoguttatus, acting as a nuclear species, and Knodus moenk[r] ... See full document

... Dorsal-fin rays ii,9 in all specimens, posterior most ray unbranched. Adipose fin present. Anal-fin rays iv or v, usu- ally iv unbranched, branched rays 40-44 (iv,41), 41.9. Weakly developed anterior anal-fin lobe ... See full document

... Pimelodus microstoma is distin- guished from all Amazonian Pimelodus species, and from re- cently described Pimelodus species from rio São Francisco (Ribeiro & Lucena, 2003), by the [r] ... See full document

... Schools of small fish (15 to 35 mm TL) were composed of a larger number of individuals (up to a hundred individuals), and were found feeding mainly in shallow nearshore waters, whereas s[r] ... See full document

... Marine and estuarine fishes (e.g., mullets Mugil platanus, M. curema, silversides Odontesthes argentinensis, Atherinella brasiliensis, sardine Brevoortia pectinata, and white croaker Mic[r] ... See full document

... Resemblance to dead leaves is a well known type of crypsis recorded for several small vertebrates that dwell in the leaf and root litter of the forest floor (Cott, 1940; Edmunds, 1974)..[r] ... See full document

... Remoras recorded on marine turtles in Southwest Atlantic (a single remora per turtle unless stated otherwise): fish and turtle sizes, positions on host, and record sites.. AA= Abrolhos A[r] ... See full document

... Moreover, morphologic comparison revealed differences in the scale counts and pectoral fin rays: 35 scales in the middle body line and 15 pectoral fin rays in specimens possessing the ka[r] ... See full document

... We report here on the nocturnally active glassy sweeper, Pempheris schomburgki Müller & Troschel, 1848 (Pempheridae) leaving its shelter at daytime to seek cleaning. A possible risk of predation by diurnal piscivores ... See full document

... Growth is an important component of fish life history (Vaz-dos-Santos, 2015; Weatherley, 1966). The energy in- take of an individual is directed to body mass development in the juvenile stage and both body mass and ... See full document

... of the frontal region have their posterior margins overlapped by the anterior margin of the scales posterior to them, and scales with all margins free are always situated near the center of the frontal region (Fig. 2b); ... See full document

... Astyanax abramis has karyotypes with low heterochromatin content, which are more specifically localized at the interstitial region of chromosome pair one, in the short arm[r] ... See full document

... teeth 8(33*), gradually decreasing in size, with three triangular cusps, occasionally with minute lateral cusp on medialmost ...or 8(7), all conic, posteriorly ... See full document

... The results indicated that beach seine, otter trawl, marginal encircling gillnet, and fish traps, together, were the most effective gears to represent the maximum morphological variabi[r] ... See full document

... This family has a close phylogenetic relationship with Caesionidae (fusiliers), with much evidence that it is in fact a single family, with Caesionidae being incorporated as a[r] ... See full document