| [ichthyofauna of karstic wetlands under anthropic impact: the "petenes" of campeche, mexico]. | "petenes" are small springs and associated streams that drain into wetlands near the coast in karstic areas. we studied composition, distribution, and abundance of the ichthyofauna in los petenes region (northwest campeche). two petenes displaying different degrees and types of anthropic impact were selected, hampolol and el remate. hampolol has a smaller area but a longer derived stream; it is located within a protected area, but has been invaded by tilapia. el remate is a popular spa, with no ... | 2009 | 19637696 |