International tribunals — International Tribunal for the Law of the Sea — Provisional measures of protection — Binding character — Purpose — Jurisdiction — Law of the Sea Convention, 1982, Articles 290 and 297 — Requirement of urgency — Whether power of the Tribunal to order provisional measures different from that of the International Court of Justice

Sea — Fisheries — Conservation — Management of fish stocks — Marine environment — Precautionary principle — Whether part of customary international law — Whether different from a precautionary approach — Convention for the Conservation of Southern Bluefin Tuna, 1993 — Straddling Stocks Agreement, 1995 — Relevance for application of the Law of the Sea Convention