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FIGURE 4 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 4. Otoliths from the Kimigahama Formation (Barremian) in Chiba Prefecture, Japan. A-C: Elopiformes fam., gen. et sp. indet. A. CBM–PV 8206. A1) Dorsal view. A2) Line drawing of A1. A3) Inside view. A4) Line drawing of A3. B. CBM–PV 8326 B1) Dorsal view. B2) Inside view. C. CBM–PV 8327. C1) Dorsal view. C2) Inside view. D-F: Argentinidae gen. et sp. indet. D. CBM–PV 8207. D1) Dorsal view. D2) Line drawing of D1. D3) Inside view. D4) Line drawing of D3. E. CBM–PV 8328. E1) Dorsal view. E2) Inside view. F. CBM–PV 8329. F1) Dorsal view. F2) Inside view. G. Ichthyotringidae fam, gen. et sp. indet. G. CBM–PV 8208. G1) Dorsal view. G2) Line drawing of G1. G3) Inside view. G4) Line drawing of G3. Scale bar = 1 mm.
FIGURE 3 in The first record of Lower Cretaceous otoliths from the Kimigahama Formation (Barremian) of the Choshi Group, Chiba Prefecture, Japan
FIGURE 3. Otoliths from the Kimigahama Formation (Barremian) in Chiba Prefecture, Japan. 3A-B: Teleostei fam., gen. et sp. indet. A. CBM (Natural History Museum and Institute, Chiba)–PV 8203. A1) Dorsal view. A2) Line drawing of A1. A3) Inside view. A4) Line drawing of A3. B. CBM–PV 8204. B1) Dorsal view. B2) Inside view. C-E: Pterothrissinae gen. et sp. indet. C. CBM–PV 8205. C1) Dorsal view. C2) Line drawing of C1. C3) Inside view. C4) Line drawing of C3. D. CBM–PV 8324. D1) Dorsal view. D2 Inside view. E. CBM–PV 8325. E1) Dorsal view. E2) Inside view.Scale bar = 1 mm
Figure 2. – Otolith images from a in Automatic method to transform routine otolith images for a standardized otolith database using R
Figure 2. – Otolith images from a binocular dissecting microscope under different types of illumination: A. Reflected light and B. Transmitted light.
Figure 1 in Automatic method to transform routine otolith images for a standardized otolith database using R
Figure 1. – Different types of otolith images showing common issues. Scale is different between images depending on the sample, some broken otoliths, various exposures and colors, some particles may be present (hair, bubbles).
Fig. 4 in Use of otolith strontium:calcium and zinc:calcium ratios as an indicator of the habitat of Percophis brasiliensis Quoy & Gaimard, 1825 in the southwestern Atlantic Ocean
Fig. 4. Discriminant analysis of the otolith Sr:Ca and Zn:Ca ratios for Percophis brasiliensis. Plot of the first two discriminant functions for each age group (a-d). An association was observed between data for ER and SMG, which were separated from data for AUCFZ. Triangles: ArgentineUruguayan Common Fishing Zone (AUCFZ), stars: San Matías Gulf (SMG) and black circles: El Rincón (ER).
Fig. 2 in Use of otolith strontium:calcium and zinc:calcium ratios as an indicator of the habitat of Percophis brasiliensis Quoy & Gaimard, 1825 in the southwestern Atlantic Ocean
Fig. 2. Variation of Sr:Ca (a) and Zn:Ca (b) ratios of Percophis brasiliensis separated by age for the three sampling sites. Different letters indicate statistical significant differences among age groups (years) for each sampling site (p<0.05).
Fig. 3 in Use of otolith strontium:calcium and zinc:calcium ratios as an indicator of the habitat of Percophis brasiliensis Quoy & Gaimard, 1825 in the southwestern Atlantic Ocean
Fig. 3. Relationship between otolith Sr:Ca and Zn:Ca ratios (mmol mol-1) for Percophis brasiliensis from three areas. Data for ER and SMG tended to cluster, while data for AUCFZ tended to disperse. Separation of data of AUCFZ and ER-SMG is observed. Triangles: Argentine-Uruguayan Common Fishing Zone (AUCFZ), stars: San Matías Gulf (SMG) and black circles: El Rincón (ER).
Fig. 6 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 6. Icefish (Salanx ariakensis) collected from the Yangtze River estuary show diverse otolith Sr/Ca profiles that represent whole-life residence in the sea (a), the movement from the river to the sea at during juvenile stage (b) and the movement from the sea to the river at adult stage (c).
Fig. 5 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 5. Icefish (Neosalanx anderssoni) collected from Qinhuangdao (Bohai Sea) display variably high otolith Sr/Ca ratios, indicating marine residence for the fish.
Fig. 4 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 4. Icefish (Neosalanx tangkahkeii) collected from the Pearl River estuary display consistently high otolith Sr/Ca ratios, indicating brackish and marine residence for these 10 fish.
Fig. 2 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 2. Otolith of the icefish (Neosalanx anderssoni) collected in Qinhuangdao (Bohai Sea) showing the daily growth increments and electron microprobe transect from the core to the edge for measuring Sr/Ca ratios. Arrows point out the rectangular beam marks after the analysis by the eletron microprobe.
Fig. 1 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 1. Approximate sampling locations (indicated by the arrows) of the icefish in the Bohai Sea, the Yangtze River estuary, Taihu Lake and the Pearl River estuary.
Fig. 3 in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 3. Consistently low otolith Sr/Ca ratios of the icefish, Neosalanx tangkahkeii (a) and, Protosalanx chinensis (b) collected from Taihu Lake and Protosalanx chinensis (c) collected from the Yangtze River estuary.
Fig. 7. A in Habitat Use and Migratory Life History of Salangid Icefish (Salangidae) Revealed by Otolith Sr/Ca Ratios
Fig. 7. A diagram shows the habitat use and migratory life history of the icefish species reconstructed from their otolith Sr/ Ca profiles.
Figure 4 in Fractal analysis of structural differences of otolith microrelief in closely related and distant Baikal ichthyotaxa
Figure 4. Initial images and multifractal spectra for crystalline surface of the sulcus acusticus of Baikal fish otoliths: T. baicalensis (a, b), L. leuciscus (c, d), L. kesslerii (e, f), and P. knerii (g, h).
Figure 1 in Fractal analysis of structural differences of otolith microrelief in closely related and distant Baikal ichthyotaxa
Figure 1. Scheme of sagittal otolith (T. baicalensis, L. kesslerii, and P. knerii) (a), photo and scheme of utricular otolith (L. leuciscus) (b).
Figure 5 in Fractal analysis of structural differences of otolith microrelief in closely related and distant Baikal ichthyotaxa
Figure 5. Multifractal spectra for crystalline surface of otolith of closely related and distant species (combined graph).
Figure 5 in Molecular and otolith shape analyses of Scorpaena spp. in the Turkish seas
Figure 5. The dissimilarity of Scorpaena species based on the Euclidian distance, grouping by hierarchical cluster analysis (UPGMA).
Figure 4 in Molecular and otolith shape analyses of Scorpaena spp. in the Turkish seas
Figure 4. Average shapes of the otoliths in the five Scorpaena species, based on mean Fourier descriptors. a) S. elongata, b) S. maderensis, c) S. porcus, d) S. notata, e) S. scrofa.
Figure 2 in Molecular and otolith shape analyses of Scorpaena spp. in the Turkish seas
Figure 2. Phylogenetic tree based on Neighbour Joining method analysis of COI gene for five Scorpaena species and their haplotypes. Only bootstrap values greater than 50 were shown (1000 replicates). D. brachypterus was used as an outgroup.
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International Brain Laboratory public data
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OpenNeuro
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