Laserfiche WebLink
^�D <br />� <br />� <br />unpublished data), Many fires may beneeded (n restore openings <br />toscrub that was unburned for >2Oyears. <br />- <br />Although there appear to he no plant species xpooioUy adapted to long -unburned <br />oorubbyOatvoodu. some xeric scrubs have opo species /o|unOorfim intervals <br />(Menges and Koh(eWt 1985). Sonic native scrubs, dominated by sand pine (Pinus <br />omosu) o, rosemary (Cmaoola *ntokdes)' need longer fire mtadono (> 20 years) <br />and naturally occurred iulocations less susceptible to |iro(FNA| 1390; Menges and <br />Kohye|dt 1895). To maintain species diversity, management of scrub and <br />� Motwondacannot include unarbitrary mixture nfhabitat patches ofdifferent a0oa <br />- <br />since the last fire. Florida scrub -jay populations probably cannot persist where mU <br />scrub (>20 years n|noo h/e) is interspersed with short o, optimal height scrub at <br />the tav1»ory scale (BroininOer vmpubi dum). Only the largest Florida oo,ub-jnv <br />populations can persist for 50 years once most habitat honnmno suboptimal <br />(8/ain|n0o/ o/ a{ 1998b). Most Florida scrub -jay popo|obonn have become small <br />and fragmented (Stith o/a< 1986>' such as the Sebastian HCP orudy popu|ahnn, <br />and will require careful attention bynatural resource managers. <br />'- 5.2 Potential Effects of Habitat Restoration and K0aongome*T�a Treatments on Other <br />Species nfConservation Cnnuam <br />' <br />Fire is the preferred management tool for mamwdon and the kpo'mnn maintenance <br />of aumb uommvn|000 as optimal Florida w:*biuv habitat (Fitzpatrick e/ at 1991; <br />Dneiningo/ or al, 1980b)' as i, prevents the succession of aui/mb(o |nw^ open uo/ob <br />|° into an unsuitable o|nxed canopy forest and reduces the potential for soils <br />.� d/sw,honcoa and the creation of fuel discontinuities (Bmioingvr o/ at 1888b). Fie <br />generally has little adverse Nmot nyfor, on uomb species as they have developed <br />! <br />adaptations to fire <N1yo,o 1990>. Management of habitat conditions that are yui/ub|o <br />^~ <br />for onmb1ayu are suitable for most other amphibians, mp(ilem, birds, arid mnu|| <br />mamma|s occurring in the oo/uh (Sohma|zor e/ at /994; /mfnm0000 in 8re|oioge, and <br />' <br />Oddv L 1398). Nnprotected species are known to require unburned scrub orpina|undm <br />' (Sohmplzmre/au 1894). <br />/ | <br />No federally listed plants are Unoumeo�oV �o occur i" the scrub -jay habitat types on <br />� ' <br />scrub ecosystem depends nnperiodic fires, most o/the native scrub plant species will <br />benefit from reintroduction of a natural fire regime (Schmalzer el at 1994), <br />, <br />The potential of the proposed mechanical tmmnnen( to cause adverse impacts to <br />gopher mruoi000 and oonnnennW xpochm docunaoteU to nncu/ on the Somh-Jny � <br />� <br />Habitat Compensation Aeon is low. Vvhe,ove, ynvsi\`|e' the individual rim <br />management units delineated within txnScmbJav Habitat C"o`»onoahon Areas will � <br />use existing jeep trails and historic rim breaks as "hard" Unoo to control ,xo o»'vud of <br />8m. Studies of the effects o[forestry operations, such a* hndv*oV' have °howmthat <br />gopher m,tvixos have the ability to (Jig out (mm nuUopyod hvr^`pm (Joon 8odxx' / <br />77 <br />