Ahi is a form of tuna derived from either the yellowfin or bigeye tuna. It is frequently caught in warm Pacific waters and sold fresh. It is found in great numbers in both Hawaii and off the Pacific Coast of Mexico and Southern California. This type of tuna is tremendously popular in sashimi, which is sushi containing raw fish.
The Schengen Area (pronunciation: /ËÊÉÅÉn/, /ËÊÉÅÉ¡Én/) is the area including 26 European countries that have abolished passport and any other type of border control at their mutual borders. It mostly functions as a single country for international travel purposes, with a common visa policy.
2 â Concept of zone Albert Oppel in France (1856) defined âzonesâ that are characterized by more than two taxa and having boundaries based on two or more documented first and/or last occurrences of the included characterizing taxa. This zone is now named âOppel zoneâ or â concurrent range zone â.It is a type of assemblage zone (see below). The concept of zone allowed subdivision of stages into two or more, smaller biostratigraphic units. âZonesâ constitute the basic unit of biostratigraphic classification. The zone, or biozone, is the fundamental unit of biostratigraphic classification. A zone may be divided into subzones and/or grouped into superzones. Each biozone is given a unique name, which is compound and designates the kind of biozone.