1. The Paleobiology Data Base

2. All Catfish Species Inventory

3. Biology Browser, Free

4. Killi-DATA

5. RESEARCH LINKS

a. Catalog of Fishes - California Academy of Sciences

b. Catálogo das espécies de Peixes Marhinhos e de áqua doce do Brasil

6. Antonio Machado-Allison y William L. Fink - Los Peces Caribes de Venezuela. book

7.  The History of Ichthyology

8.   Lefalophodo

9.   Wilderness Medical Society reports on S. maculatus bites on people

10. CITES - Convention on International Trade in Endangered Species of Wild Fauna and Flora.

11. Ornamental Fish International (OFI)

12. Pisces Conservation

13. Tree of Life

14. Aquatic Rapid Assessment Program [AQUARAP]

15. Fishes of Amazonas, Venezuela; Nathan K. Lujan & Mark H. Sabaj

16. X Congreso Nacional de Acuicultura.

17.  A policy for publishing information affecting. Zoological Nomenclature in Ichthyology, and. for acquisition of donations to ichthyological.

18.  Zootaxa A rapid international journal for animal taxonomists.

19.  NESCent National Evolutionary Synthesis Center

20.  Society of Vertebrate Paleontology

21.  EurekAlert,  science news just a click away

22. Integrated Science Taxonomy. View

1. Karotype and Nucleolar Organizer regions in Serrasalmus rhombeus (Serrasalminae) from Caicara Del Orinoco, Venezuela.

2. NAKAYAMA, C.M.; PORTO, J.I.R. & FELDBERG, E. (1998) Ocorrência de dois citótipos de Serrasalmus spilopleura (Characiformes, Serrasalmidae) na confluência dos rios Negro e Solimões, Manaus-AM. Resumos do XXII Congresso Brasileiro de Zoologia: 209

3. A new species of Kritskyia from the ureters and urinary bladder of Serrasalmus marginatus and S. spilopleura from southern Brazil with an emended generic diagnosis.

4. Karylogical Evidence for a Cryptic Species of Piranha within Serrasalmus rhombeus in Amazon - 2001

5. Chromosomal  Polymorphism in Serrasalmus spilopleura from Central Amazon Basin - 2002.

6. Rehabilitation of S. spilopleura v. S. maculatus.

7. Catoprion mento, Feeding behavior of the wimpel piranha.

8.  Deciphering Piranha Identifications.

9.  Historical Patterns of Development Integration of Piranhas

10. Estudio das espécies icticas E Opcões de Manejo Piscicola no Parque Estadual do Cantão - Estado do Tocantins

11. Peces Ornamentales

12. Peces de Cocha Cashu

13. Rapid Biological Inventories

14. The Flooded Forest - Amazon Voyage

15. Megapiranha paranensis