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Sharks & sturgeons

Sturgeons

Picture informations: Sturgeons
Author(s) Daniel Döhne
Licence owner Daniel Döhne
Licence statement Copyrighted Material; the copyright remains with the author (not this web publication)
Licence GFDL; cc-by-sa 3.0
Source Link
Several barbels, longitudinal rows of bone plates  

Spotted sharks

Picture informations: Spotted sharks
Author(s) Rainer Borcherding
Licence owner Schutzstation Wattenmeer
Licence statement Copyrighted Material; the copyright remains with the author (not this web publication)
Licence cc-by-nc 3.0
Spotted: dark blotches on light ground or white spots on grey  

Plain sharks

Picture informations: Plain sharks
Author(s) Rainer Borcherding
Licence owner Schutzstation Wattenmeer
Licence statement Copyrighted Material; the copyright remains with the author (not this web publication)
Licence cc-by-sa 3.0
Typical shark shape, dark body, light belly  

Thresher shark

Picture informations: Thresher shark
Author(s) NOAA Fisheries Apex Predators Investigation
Licence owner a.nefsc.noaa.gov
Licence statement no copyright
Licence C0
Source Link
Thresher shark