^ yes, he has some. and there are landlocked populations as well that live hundreds of miles away from the ocean.
polyuranodon, Muraena Bleeker [P.] 1853:248 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 5; ref.
16901] Ceram, Indonesia. Holotype (unique): whereabouts unknown. Bleeker specimens: ?AMS I.101 (1), BMNH 1867.11.28.242 (1) no locality, RMNH 7198 (1). Type catalog: Böhlke & Smith 2002:140 [ref.
26380] Also appeared in Bleeker 1853:67 [ref.
339]. •Valid as
Gymnothorax polyuranodon (Bleeker 1853) -- (Paxton et al. 1989:131 [ref.
12442], Allen 1991:42 [ref.
21090], Pethiyagoda 1991:49 [ref.
20075], Roberts 1993:14 [ref.
21799], Kottelat et al. 1993:10 [ref.
23448], Böhlke et al. 1999:1656 [ref.
24692], Laboute & Grandperrin 2000:57 [ref.
25191], Böhlke & McCosker 2001:73 [ref.
25226], Allen et al. 2002:334 [ref.
25930], Böhlke & Smith 2002:140 [ref.
26380], Allen et al. 2006:254 [ref.
29005], Shao et al. 2008:238 [ref.
29952]).
Current status: Valid as
Gymnothorax polyuranodon (Bleeker 1853). Muraenidae: Muraeninae. Distribution: Indo-West Pacific. Habitat: freshwater, brackish, marine.