that interface screenshot is the ship info screen.
above in the center: ship
huttons down below: orders (that shaded button higher than others), characters, ships, journal, colonies, items.
left above: Commandor Blaze Sharp
center left: Ship name ("Rapid" or smth like that); captain: Blaze Sharp, Ship type: rank 2; speed, maneurability, cargo current/maximum, food, hull, sails, crew, morale, guns, caliber, order: none.
center above: types of goods
below it: cannonballs, grape shots, chain shots, bombs, sailcloth, planks, food. (all shaded); medicals, wheat, ebony, cacao, sugar, wine, linen, rum, tobacco, coffee, mahogany, cinnamon, copra, paprica, fruits, ale, silk, clothes.
right above, from left to right: amount of goods, the price you've last bought it, weigth, place of last sale (colonies' names. first 10 are "unknown", then guadelupe, antigua, montserrat, st. kitts, st. martin, san juan, nevis etc).