For the tier tying tarpon flies and wanting a hook that holds shape under real load. The Umpqua XS415H BN5X in size #3/0 is a straight-eye, wide-gape tarpon hook with an X-heavy wire and a forged bend. It suits patterns where strength matters and you still want plenty of room in the gap.
Umpqua lists a micro-barb on this hook. This is the XS415H BN5X pattern, sold here in 10-packs in #3/0.