Urostyle of Esox lucius (external view)
Maximum known length for this species		40.0 cm TL (male), 55.0 cm TL (female)
Specimen collection		Study collection of P. Béarez (Paris, France), specimen n°MNHN-D-1
Specimen determination		Béarez, P. (1996)
Specimen length		46.2 cm SL, 54.0 cm TL (Unknown sex)
Collection site of the specimen		Toulouse (France)
Image scale		1 cm
Image source		Bled, L.
Image acquisition		scanner
		Epson Perfection 3200 photo