Results: 4

Trophic strategies of the invasive Twospot livebearer (Pseudoxiphophorus bimaculatus, Teleostei: Poeciliidae) in a gradient of environmental quality in central Mexico

Neotrop. ichthyol; 18 (2), 2020
Pseudoxiphophorus bimaculatus is an invasive species widely spread throughout freshwater ecosystems in central Mexico, for that reason we described its trophic strategy into a gradient of environmental quality. We sampled individuals of P. bimaculatus at eight sites located in the Lerma-Chapala and Pánu...

Remoras and spontaneous echocardiographic contrast

The term “Remora” (hindrance) – re (again)/mora (delay) -originally designated a family of fishes – the suckerfishes. In ancient Greece and Rome and up to the early 19th century, these fishes were believed to slow down ships by attaching to them. Medicine adopted the term “remora” to describ...

Morphological, molecular characterization and taxonomic status of Triplophysa marmorata and Triplophysa kashmirensis (Cypriniformes: Nemacheilidae) from Kashmir valley, India

Rev. biol. trop; 64 (2), 2016
AbstractIn India the distribution of genus Triplophysa has been reported only in the upper drainage of the Indus River in Jammu and Kashmir and Lahul and Spiti area of Himachal Pradesh. There is no study on the taxonomic characterization of this genus from Kashmir Himalaya. Therefore the present study wa...

Desenvolvimento embrionário do Curimbatá Prochilodus lineatus (Valenciennes, 1836) (Cypriniformes, Prochilodontidae)
Embryonal development of the curimbatá Prochilodus lineatus (Valenciennes, 1836) (Cypriniformes, Prochilodontidae)

Através da análise da morfologia externa dos ovos e dos aspectos microscópicos de seus cortes histológicos, foram caracterizados 18 estádios durante o desenvolvimento embrionário do curimbatá Prochilodus lineatus, que ocorreu a uma temperatura média de 26 + 0,5 C e no período de 16 horas, desde ...