For a good Introduction:  Indicate the field of the work, wh | Research in Marine Sciences

For a good Introduction:

 Indicate the field of the work, why this field is important, and what has already been done (with proper citations).

 Indicate a gap, raise a research question, or challenge prior work in this territory.

 Outline the purpose and announce the present research, clearly indicating what is novel and why it is significant.

 Avoid: repeating the abstract; providing unnecessary background information; exaggerating the importance of the work; claiming novelty without a proper literature search.