Mumbles

Portugal is the country of registry for 389 vessels in this directory. The most common class under that flag is vessels this registry holds no type classification for (223 ships), and the median vessel measures 7,519 GT. Browse every ship flagged Portugal.

Narrowing to both dimensions at once, this registry holds 223 vessels this registry holds no type classification for flying the Portugal flag.

Mumbles was built in 1969, making it 57 years old. It is one of 814 hulls in this registry delivered that year, a cohort whose median tonnage is 992 GT. Across the whole of the 1960s the registry holds 4,074 vessels, median 844 GT. The median build year across the entire registry is 1995.

The registry attributes 42 vessels to Richard Dunston, with a median tonnage of 308 GT, delivered between 1957 and 1993. See the rest of that yard’s output.

At 34.3 m overall, Mumbles is 80.7 m shorter than the 115.0 m median for vessels this registry holds no type classification for on record.

IMO numbers are issued in broadly chronological blocks. Within 500 either side of 6901488 this registry holds 9 other vessels, whose median build year is 1969 and which range from 1968 to 1970. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1969.

Its IMO number, 6901488, carries its own check digit. The first six digits are weighted seven down to two and summed — 6×7 + 9×6 + 0×5 + 1×4 + 4×3 + 8×2 = 128 — and the last digit of that total, 8, must equal the seventh digit, 8. It does, so this number is well formed.