New mouth-breeding Apistogramma described
A new species of the South American genus Apistogramma has been described by Uwe Römer and Ingo Hahn in a recent issue of the journal Vertebrate Zool...
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New pike cichlid described
A new species of the South American genus Crenicichla has been described by Carmen Montaña, Hernán López-Fernández, and Donald C. Taphorn in a re...
Two new species of Characidium described
Two new species of darter tetra have been described from eastern Brazil by Brazilian scientists Weferson da Graça, Carla Pavanelli, and Paulo Buckup ...
New pelvicless killifish species described
A new species of South American killifish lacking pelvic fins has been described by Wilson Costa and Gilberto Brasil in a recent issue of the journal ...
Dyed fish 2
In my last post I discussed the artificial colouring of ornamental fish species by dye injection. That there are other ways to influence the colour of...
Dyed fish
In recent years, some artificially coloured ornamental fish species such as glassfish (Parambassis ranga, formerly Chanda ranga) and Corydoras catfish...
Nest builder quality in the three spined stickleback
In my last post I informed you on the existence of personalities in dumpling squid. Today’s post is a variation on that theme. A recent study in Ani...