Add punctuation: Along the way you will be able to see seabirds and if we are lucky seals and whales
A: Along the way, you will be able to see seabirds and if we are lucky, seals and whales.

Add punctuation: Some substances are evaluated in the CENTG 52 2003 report and these informations are included in the final assessments
A: Some substances are evaluated in the CEN/TG 52 (2003) report and these informations are included in the final assessments.

Add punctuation: He Became even more popular and by an age of 30 in 1799 he were the virtual dictator in France
A:
He Became even more popular and by an age of 30 (in 1799) he were the virtual dictator in France.