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Fig. 4 in Growing, losing or introducing? Cage aquaculture as a vector for the introduction of non-native fish in Furnas Reservoir, Minas Gerais, Brazil

Fig. 4. Main events along the production system (i.e. juvenile stocking, length classification and fish capture) and the moments in which escapes occur (solid arrows: AC = accidental; IN = intentional). S = small-sized fish; M = mediumsized; L = large-sized.

Fig. 2 in Growing, losing or introducing? Cage aquaculture as a vector for the introduction of non-native fish in Furnas Reservoir, Minas Gerais, Brazil

Fig. 2. Frequency of fish farmers (%) operating different number of cages in Furnas Reservoir (n = 19).

Fig. 3 in Growing, losing or introducing? Cage aquaculture as a vector for the introduction of non-native fish in Furnas Reservoir, Minas Gerais, Brazil

Fig. 3. Frequency of fish farmers (%) reporting the occurrence of fish escapes during different events of the production chain (n = 19). Accidental: length classification (LC); fish removal (FR); juvenile stocking (JS); cage damage (CD). Deliberate: intentional releases (IR).

Fig. 1 in Growing, losing or introducing? Cage aquaculture as a vector for the introduction of non-native fish in Furnas Reservoir, Minas Gerais, Brazil

Fig. 1. Furnas Reservoir, Minas Gerais, Brazil. The circle indicates the study area (Carmo do Rio Claro town).

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Fig. 2 in The dawn of phylogenetic research on Neotropical fishes: a commentary and introduction to Baskin (1973), with an overview of past progress on trichomycterid phylogenetics

Fig. 2. From left to right: Naércio Menezes, Jonathan Baskin, Paulo Vanzolini, Almenor Tacla and Hans Reichardt at entrance of Museu de Zoologia da Universidade de São Paulo, São Paulo, in 1963.

FIGURE 4 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 4 | Temporal decay of taxonomic and functional similarity (Bray Curtis, biomass-based) during the study period, calculated as the composition similarity of the Pre period against each Post period.

FIGURE 6 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 6 | Correlations between species richness and the intensity of ecosystem functions performed by fish populations. The significance of correlations was tested through Spearman's non-parametric correlation. Ecosystem functions: A. Energy Source; B. Habitat; C. Regional Flow (migration); D. Regional Flow (local); E. Plant Disperser; F. Engineering; G. Services.

FIGURE 5 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 5 | Correlations between species richness and (A) total biomass and (B) number of ecosystem functions performed by fish populations. The significance of correlations was tested through Spearman's non-parametric correlation.

FIGURE 3 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 3 | Ecosystem functions generated by fish populations associated with macrophyte beds in Rosana Reservoir, before (Pre) and after (Post 1 to 5) the introduction of Cichla kelberi. Mean ± standard error. Ecosystem functions: A. Energy Source; B. Habitat; C. Regional Flow (migration); D. Regional Flow (local); E. Plant Disperser; F. Engineering; G. Services.

FIGURE 1 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 1 | Species richness (A) and total biomass (B) in fish assemblages associated with macrophyte beds in Rosana Reservoir, before (Pre) and after (Post 1 to 5) the introduction of Cichla kelberi. Mean ± standard error.

FIGURE 2 in Changes in ecosystem functions generated by fish populations after the introduction of a non-native predator (Cichla kelberi) (Perciformes: Cichlidae)

FIGURE 2 | Biomass of the most abundant fish species associated with macrophyte beds in Rosana Reservoir, before (Pre) and after (Post 1 to 5) the introduction of Cichla kelberi. Mean ± standard error. A. Hemigrammus marginatus, Metynnis lippincottianus, Roeboides descalvadensis; B. Serrasalmus marginatus, Serrapinnus notomelas, Satanoperca pappaterra; C. Cichla kelberi, Eigenmannia trilineata, and Hyphessobrycon eques.

FIGURE 4 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 4 | Contamination Index (CI) in each headwater creek in the Muriaé Ornamental Aquaculture Center, Brazil. Headwater creeks: LO = Lopes; QU = Queiroga; BS = Boa Sorte; RO = Rochedo; VA = Varginha; SL = São Luís.

FIGURE 3 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 3 | The 10 most widespread non-native exotic fish in the studied headwater creeks located in the Muriaé Ornamental Aquaculture Center, Brazil. Only non-native species with at least 50% of occurrence were listed.

FIGURE 2 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 2 | Richness of native (blue) and non-native species [translocated (yellow) and exotic (red)], in each headwater creek in the Muriaé Ornamental Aquaculture Center, Brazil. Headwater creeks: LO = Lopes; QU = Queiroga; BS = Boa Sorte; RO = Rochedo; VA = Varginha; SL = São Luís.

FIGURE 1 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 1 | Sampling sites in the area affected by the Muriaé Ornamental Aquaculture Center in Brazil. Municipalities: Muriaé, Miradouro, Vieiras, and São Francisco do Glória (Total area of 1,419 km2; IBGE, 2020). Headwater creeks: LO = Lopes; QU = Queiroga; BS = Boa Sorte; RO = Rochedo; VA = Varginha; SL = São Luís.

FIGURE 5 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 5 | Distances to the centroid obtained from the two main Principal Coordinate Analysis – PCoA axis (see Anderson et al., 2006 for further details) of fish community Jaccard dissimilarities in six headwater creeks (LO = Lopes; QU = Queiroga; BS = Boa Sorte; RO = Rochedo; VA = Varginha; SL = São Luís) sampled in historical (only native species) and in contemporary (native + non-natives) periods, in the Muriaé Ornamental Aquaculture Center, Brazil.

FIGURE 6 in Biotic differentiation in headwater creeks after the massive introduction of non-native freshwater aquarium fish in the Paraíba do Sul River basin, Brazil

FIGURE 6 | Position of six headwater creeks (LO = Lopes; QU = Queiroga; BS = Boa Sorte; RO = Rochedo; VA = Varginha; SL = São Luís), scaled by temperature (Temp, blue gradient colours), and number of ponds (Np, circle size) used to raise fish species in the nearest fish farm (i.e., anthropogenic proxy of propagule pressure) in the Muriaé Ornamental Aquaculture Center, Brazil.