Boluda Crespo

At 203 gross tons, Boluda Crespo is the 80,710th largest of the 84,014 vessels in this registry that report a tonnage. The median across that set is 5,994 GT, so this hull is about 30 times smaller than the typical vessel on record here. The largest measures 499,167 GT.

Among the 1,471 tugs held here, it ranks 1,006th by tonnage — larger than 20% of that group. Their median tonnage is 393 GT, and the largest tenth begin at 1,733 GT. The flag most often flown by this group is United States (239 ships). The yard that appears most often against it is Damen Shipyards Gorinchem, with 62 hulls on record.

Mexico is the country of registry for 471 vessels in this directory, of which Boluda Crespo is the 421st largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (370 ships), and the median vessel measures 1,019 GT. Browse every ship flagged Mexico.

Narrowing to both dimensions at once, this registry holds 6 tugs flying the Mexico flag, of which 5 are larger by tonnage.

Boluda Crespo was built in 1991, making it 35 years old. It is one of 1,166 hulls in this registry delivered that year, a cohort whose median tonnage is 2,997 GT; within it this ship is the 1,074th largest. Across the whole of the 1990s the registry holds 12,006 vessels, median 4,956 GT. The median build year across the entire registry is 1995.

At 25.0 m overall, Boluda Crespo is 7.3 m shorter than the 32.3 m median for tugs on record.

IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9003328 this registry holds 62 other vessels, whose median build year is 1990 and which range from 1989 to 1994. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1991.

Its IMO number, 9003328, carries its own check digit. The first six digits are weighted seven down to two and summed — = 88 — and the last digit of that total, 8, must equal the seventh digit, 8. It does, so this number is well formed.