Juergen Pollerspoeck

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Questions related from Juergen Pollerspoeck

Is the pictured ray a Longhead Eagle Ray Aetobatus flagellum (BLOCH & SCHNEIDER, 1801)?

I got this two images of a Eagle Ray for photo ID. The person who sent me this images gave me the following information: off Marve, Malad-Mumbai, size is around 20-22 inches, in a fisherman's net,...

03 December 2017 7,970 3 View

Can anyone help me with the ID of this billfish (Istiophoridae) vertebrae?

I found the some billfish vertebrae (Istiophoridae) in Samara, Costa Rica, Pacific coast. Following Nakamura 1983 and 1985 I think there are two possible species: Tetrapturus angustirostris (no...

27 March 2016 3,102 3 View

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SIMPFENDORFER, C.A. & YEISER, B.G. & WILEY, T.R. & POULAKIS, G.R. & STEVENS, P.W. & HEUPEL, M.R. 2011 Environmental Influences on the Spatial Ecology of Juvenile Smalltooth Sawfish ( Pristis...

12 April 2011 8,098 2 View