Just take for example the last two trips out
Date; 25/10/13 Departed Rosslyn Bay 0430hrs 2 POB, Wind speed & Direction, Easterly 3 knots, Swell height & Direction, Nor East @ .5mtr @ 8 sec intervals, Air Pressure 1013 and falling, Forecast for Strong Wind Warning & 2.5 mtr seas by midday, Nil Cloud overhead, 90 mins to first location, Targeting Spanish Mackeral by trolling. Results 1landed 2 lost to sharks. Changed location at 7.50am targeting Red Emperor with squid baits, wind speed now 5 to 7 knots, Swell height and pattern increasing to .8mtr and 5 secs intervals (Some noticeable cross chop from the north). Results, 4 large mouth Nanygai, 1 red emperor. Changed location at 9.00am targeting red emperor with squid baits, seas and wind around the same, light clouds appearing over land and a bank of clouds to the south. First of the tiger sharks spotted circling the boat. Numerous patches of tuna on the surface and birds everywhere. Results, undersized nanygai, grunter and 1 coral trout (4 kg). Changed back to second location @9.40am, targeting reds with squid and fresh fish baits. Wind now around 10 knots and moving more nor easterly, Swell direction and height Mainly East nor East but increasing cross swell from the north and rising to 1.5 mfrs but still at just under 5 sec intervals. Can spot 3 or more tiger sharks within 30 mtrs of boat at this time. Results 2 red emperor ( 1x 3kg, 1 x 5.5 kgs) 4 Nanygai. Approaching Cloud bank to south (Caused by front) now about 140 klms away, 80 klms south of home port. Decision made to head in for the day. Fuel used 106 ltrs. Moon Phase last quarter (55% waning ), tide Low of 1.52mtrs at 4.57am, high of 2.95mtrs at 10.46am tide run 1.43 mtrs ( very small tide).

27/10/13, departed Rosslyn Bay at 4.35am 4 POB, wind speed & direction 2knts and Easterly, Swell Height & Direction, North Easterly 1mtr @ 7.3 sec intervals. Air pressure 1007 and increasing (High Pressure ridge forming over East Coast ). Light Cloud 2 octas, repeat of locations with nil results for Spanish Mackeral, changed to 2nd location at 7.30am targetting reds with Squid, not much action here so changed location at 8.15am, swell height increasing slightly and pattern around 6 sec interval. On to a patch of nanygai, 7 landed, one shark spotted but didn't stay, very few tuna on surface and only small numbers of birds. Changed to 4th location at 11.00am, seas increasing in height and cross swell from Nor Nor East @ 5.8 secs. Still targetting reds with Squid and fresh fish baits, 5 nanygai landed, young passenger complaining of motion sickness, so decision made to head home, fuel used 114 ltrs. Moon phase 35% waning. high tide of 3.48mtrs@12.18am low tide of 0.92 mtrs@ 6.29am, next high tide of 3.69 mtrs at 12.30pm.

Since some information needs to be recorded only once, others need to be recorded multiple times for the same event, hence the question regarding a dynamic table on a form.