Enchanted Forest - Sclerophyllous Dry Mystery Cache

Sclerophyllous dry are natural forests with > 30% canopy cover, below 3,937 ft. altitude, in which the canopy is mainly composed of sclerophyllous broadleaves and is > 75% evergreen.

We herd teh servants talkin bout dis great nachural woodlandz so mutch dat we came up wif dis appropriate seriez ov cachez. As an addd bonus, find an log all teh "F" cachez an u will be rewardd wif nice piece ov geo-art on ur map ("F"). Containers r large (4 us) an r hidden kat style. Teh containers contain key dat will allow u 2 unlock teh locashun ov teh bonus final cache. Plz do not disclose in ur logs anything about teh keys.

Cache iz not at postd numbers. Anzwr teh 2 queshuns below 2 git teh numbers u r lookin 4. Since we r fanz ov teh Lowrance machine, dat wuz usd 2 git teh numbers. Difficulty ratin iz for puzzle. Terrain ratin iz for hide.

No nite cachin allowd. Cache iz available only frum 8am to dusk. Plz respect teh area an stay on teh trails as long as posible. Teh container iz locatd short distance off da trail 2 minimize bushwackin.

Brin ur own writin utensil an log must be fysically signd 2 claim credit. No excepshuns.

N 42 34.--- W083 21.---

Forests contain roughly three forths ov teh wurldz terrestrial biodiversity.

If true use 736 for North.

If false, use 759 for North.

Underwatr vegetashun such as kelp, or non-vegetashun such as fungi an bacteria cannot be clasifid as forest.

If true use 646 for West.

If false, use 601 for West.

EDIT 06/04/2016: After you run those through the checker, subtract 2 from the north and 12 from the west to get the cache location.