Table:
0
A
B
C
D
E
F
G
1
Series No.
Episode No.
Title
Directed by
Written by
UK Ratings (BBC2 Rank)
Original air date
2
7
1
"The Mysteries of the Isles"
Various
n/a
2.88m (2)
13May2012
3
7
2
"Life Beyond the Edge"
Various
n/a
2.54m (2)
20May2012
4
7
3
"The Hidden History of Harbours"
Various
n/a
1.94m (7)
27May2012
5
7
4
"Peril from the Seas"
Various
n/a
1.82m (10)
3June2012
6
7
5
"The Riddle of the Tides"
Various
n/a
1.99m (8)
10June2012

Questions and formulas:
Question: Name the least series number
Formula: MIN(A1)
Formula2: MIN(A2:A6)
Level: easy