Published March 23, 2017
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Tab. 2 in Colorful invasion in permissive Neotropical ecosystems: establishment of ornamental non-native poeciliids of the genera Poecilia / Xiphophorus (Cyprinodontiformes: Poeciliidae) and management alternatives
Authors/Creators
- 1. Programa de Pós-graduação em Tecnologias para o Desenvolvimento Sustentável, Universidade Federal de São João Del Rei, Rodovia MG 443, KM 7, Fazenda do Cadete, 36420 - 000 Ouro Branco, MG, Brazil
- 2. Departamento de Biologia Geral, Universidade Federal de Minas Gerais, Avenida Antônio Carlos, 6227, 31270 - 901 Belo Horizonte, MG, Brazil
Description
Tab. 2. Total absolute/relative frequencies and adult-to-juvenile ratio of ornamental non-native poeciliid species collected in the creeks in 2003, 2004, 2005 and 2006. Adult (♀+♂), juvenile (J). * Indicates the significant values for adult-to-juvenile ratio (Chi-square, P <0.05, χ 2 = 3.841, d.f. = 1). 0.05
| Species | Boa Vista | Pinheiros | Santo Antônio | Chato | Gavião | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| %/Adult-juvenile ratio | ♀ | ♂ | J | ♀ | ♂ J | J | ♀ | ♂ | J | ♀ | ♂ | J | ♀ | ♂ | J |
| Poecilia reticulata | 87 | 24 | 442 | 103 | 104 531 | 531 | 514 | 192 | 2,258 | 601 | 401 | 3,427 | 590 | 317 | 1,270 |
| % (♀+♂/J) | 20.07 | 79.93 | 33.05 71.95 | 23.82 | 76.18 | 22.62 77.38 | 41.66 | 58.34 | |||||||
| Chi-square (♀+♂/J) | 198.12* | 142.24* | 812.66* | 1.327.76* | 60.52* | ||||||||||
| Poecilia sphenops | - | - | 168 | 91 | 341 | 242 | 143 | 175 | - | ||||||
| % (♀+♂/J) | - | - | 43.17 | 58.83 | 68.75 31.25 | - | |||||||||
| Chi-square (♀+♂/J) | - | - | 11.2* | 78.75* | - | ||||||||||
| Poecilia velifera | - | - | 97 | 53 | 243 | - | - | ||||||||
| % (♀+♂/J) | - | - | 38.17 | 61.83 | - | - | |||||||||
| Chi-square (♀+♂/J) | - | - | 22.00* | - | - | ||||||||||
| Xiphophorus hellerii | 140 | 56 | 203 | 145 | 43 225 | 225 | 208 | 108 | 401 | 363 | 195 | 697 | 536 | 76 | 530 |
| % (♀+♂/J) | 32.55 | 33.72 | 45.52 54.48 | 44.07 | 55.93 | 44.46 | 55.54 | 53.59 | 46.41 | ||||||
| Chi-square (♀+♂/J) | 0.12 | 3.32 | 10.08* | 15.4* | 5.88* | ||||||||||
| Xiphophorus maculatus | 80 | 77 | 151 | 161 | 84 138 | 138 | 128 | 132 | 110 | 261 | 156 | 120 | 355 | 207 | 133 |
| % (♀+♂/J) | 50.97 | 49.03 | 63.97 36.03 | 70.27 29.73 | 77.65 | 22.35 | 80.86 | 19.14 | |||||||
| Chi-square (♀+♂/J) | 0.12 | 29.9* | 60.8* | 164.26* | 264.8* | ||||||||||
| Xiphophorus variatus | - | 119 | 103 351 | 351 | 278 | 75 | 269 | 284 | 104 | 494 | 538 | 265 | 1,002 | ||
| % (♀+♂/J) | - | 38.74 61.26 | 61.26 | 56.75 | 43.25 | 43.99 | 56.01 | 44.49 | 55.51 | ||||||
| Chi-square (♀+♂/J) | - | 23.94* | 11.34* | 12.74* | 21.94* |
Notes
Published as part of Magalhães, André Lincoln Barroso & Jacobi, Claudia Maria, 2017, Neotropical Ichthyology 15 (1) on page e 160094, DOI: 10.1590/1982-0224-20160094, http://zenodo.org/record/20088348
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- Is part of
- Journal article: 10.1590/1982-0224-20160094 (DOI)
- Journal article: urn:lsid:plazi.org:pub:7F5BFFD17560AF7AFFBAFFEFFFFAFFEA (LSID)
- Journal article: http://zenodo.org/record/20088348 (URL)
- Journal article: http://publication.plazi.org/id/7F5BFFD17560AF7AFFBAFFEFFFFAFFEA (URL)