(a) lot dense of water

English to German Other Sports / Fitness / Recreation UIM International Jetsprint Championship

Does this mean "high water level" or "low water level"? Generally, little water makes the track more difficult and leads to more accidents.
See http://www.world-of-powerboat.de/jetsprint/html/nzchamp05.ht...

Question:
"This track, totally different from last week?"

Driver's commentary:
"Oh yeah, lot tighter, going to be a lot smarter, LOT DENSE OF WATER, characteristics on the boat totally changed so yeah, totally different."