Results for “systematics”
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Gymnotus carapoBanded Knifefish
authority not recorded
Max length600mm SL24in SLTank180 × 60cm72 × 24inTemp22–28°C72–82°FpH6.0–7.5Not a good beginner's species, due to its very respectable adult size, but it makes a stunning oddball addition to communities of larger fish. It's sensitive to many aquarium medications, particularly those containing copper. The genus Gymnotus has undergone considerable taxonomic revision in recent years, with over 20 new species being described since 1994, including several that were originally considered to be G. carapo. The systematics of the genus are still not fully understood...
Pimelodus maculatusSpotted Pim
authority not recorded
Max length180mm SL7in SLTank120 × 60cm48 × 24inTemp20–24°C68–75°FpH6.4–7.4There are currently 32 genera and over 80 species included in the family Pimelodidae (including Pimelodus), making it the second largest and one of the most diverse amongst catfish. Most experts agree however, that a full systematic revision of the family is needed, as little information about the phylogenetic (evolutionary relatedness) relationships between the various genera exists. Taxonomy information at the species level is also basic at best. It's therefore likely that at least some o...
Pimelodus ornatusOrnate Pim
authority not recorded
Max length280mm SL11in SLTank150 × 60cm60 × 24inTemp24–25°C75–77°FpH6.0–7.2There are currently 32 genera included in the family Pimelodidae (including Pimelodus), making it the second largest and one of the most diverse amongst catfish. However most experts agree that a full systematic revision of the family is needed, as little information about the phylogenetic (evolutionary relatedness) relationships between the various genera exists. Taxonomy information at the species level is also basic at best. It's therefore likely that at least some of the Pimelodids will...
Pimelodus pictusPictus Cat
authority not recorded
Max length120mm SL5in SLTank120 × 45cm48 × 18inTemp22–25°C72–77°FpH5.8–6.8There are currently 32 genera and over 80 species included in the family Pimelodidae (including Pimelodus), making it the second largest and one of the most diverse amongst catfish. However most experts agree that a full systematic revision of the family is needed, as little information about the phylogenetic (evolutionary relatedness) relationships between the various genera exists. Taxonomy information at the species level is also basic at best. It's therefore likely that at least some of...