However , the long , thin snout of Sarcosuchus was very similar to the thin snouts of the modern gharial , the false gharial and the slender-snouted crocodile , all of which are nearly exclusive fish-eaters and incapable of tackling large prey . The long , thin snout of Sarcosuchus was very similar to the thin snouts of the modern gharial , the false gharial and the slender-snouted crocodile , all of which are nearly exclusive fish-eaters and incapable of tackling large prey .