spawngrp.2da

Spawn groups can be assigned to spawn points and rest interruptions in ARE resources to allow a certain randomization for spawned creatures.

Note that a spawn group name cannot be longer than 8 characters and must start with the "RD" prefix to be properly recognized by the engine.
In BG2EE we have:
2DA V1.0
0
            RDGnoll     RDHobgob    RDKobold    RDGibb      RDOgre      RDTroll     RDSahua     RDRebsa2    RDUndead    RDUndea2    RDMephit    RDSpider    RDspid2     RDSpid3     RDSpid4     RDSPID5     RDWere      RDRebsah    RDThief     RDShad      RDKuotoa    RDKuoto2    RDSmug      RDSlim1     RDOrc   RDYuan      RDGob       RDPirate    RDKeep      RDKeep2     RDLiz       RDGolem     RDMist1     RDMist2     RDOrog  RDKOBSOU    RDKOBMAG    RDKobSWI    RDFIRE1     RDFIRE2     RDFIRE3     RDGOLEM2    RDGOLEM3    RDSLIM2     RDMind      RDMind2     RDMist3     RDMageX     RDTroll2    RDSand1     RDsand2     RDWere2     RDBaat1     RDTan1      RDTan2      RDShad2     RDYaga1     RDYaga2     RDYaga3     RDSend1     RDSend2     RDEye
Difficulty  20          20          15          15          60          100         100         100         100         140         80          100         130         60          100         160         200         200         100         220         150         170         30          200         40      200         60          100         90          90          110         200         100         200         90      50          50          50          200         200         180         150         200         100         200         230         180         250         150         150         200         180         200         200         250         120         180         120         180         100         200         100
1           gnlwar01    hobarc01    Kobarc01    Gibmut01    Ogrill01    Trolic01    Sahuag01    Sahsss01    Mummy01     Shadow01    Mepair01    Spidgi01    Spidsw01    Spidph01    Spidsm02    Spidvo01    Wolfwe01    Sahsss01    gentmg01    shadow01    kuotoa01    kuocap01    spmugg      jelgre01    Orc01   icyuan01    icgob01     ppthf01     icyuan02    icyuan01    icliz01     golcla01    mistva01    mistva01    Orc05   KOBSOU01    KOBSCR01    Kobarc01    giafir01    golbur01    hgtrl01     Goliro01    GOLMAG01    jelmus01    mindfl01    Mindva01    Hgmis01     Spellh01    Trolsi01    Trolde01    Golsan01    Wolfgr01    demcor01    dquas01     dglab01     shadfi01    hgwar01     hgtrl01     hgwar01     drofod01    drofod01    Eyesek01
2           gnlsla01    hobarc02    Kobwar01    Gibmut01    Ogrill01    Trolic01    Sahuag01    Sahsss03    Mummy01     Shadow01    Mepice01    Spspider    Spidsw01    Spidph01    Spidsm02    Spidsm02    Wolfwe01    Sahsss02    genth01     shadow01    kuomag01    kuowar01    spmugg2     jelgre01    Orc01   icyuan01    icgob01     ppthf02     icyuan02    icyuan01    icliz01     golcla01    mistva01    mistpo01    Orc05   KOBAMP01    KOBWAR01    Kobwar01    giafir01    golbur01    hgtrl01     Goliro01    Goliro01    jelmus01    mindfl01    Mindva01    Hgmis01     Spellh01    Trolsp01    Trolde01    Golsan01    Wolfgr01    deriny01    dglab01     dglab01     shadfi01    hgwar01     hgtrl01     hgwar01     drofod01    drofod01    Eyesek01
3           gnlvet01    hobwar01    Kobsha01    Gibber01    Ogrill01    Troll01     Sahbar02    Sahsss02    Ghast01     Wraith01    Mepsmo01    Spidph01    Etter01     Spidsw01    Spidsm02    Spidsm02    Wolfwe01    Sahsss01    genth02     shadfi01    kuowar01    kuowhi01    spmugg3     jeloch01    Orc01   icyuan01    icgob03     *           trolic01    icyuan01    icliz01     golsto01    mistpo01    mistcd01    Orc06   KOBAMP01    KOBWIT01    Kobsha01    *           *           *           Golsan01    Golsan01    jelmus01    mindfl01    Mindul01    Mistpo01    Golmag01    Trolgi01    Rakruh01    Genefn01    Wolfgr01    dbonef01    dglab01     dquas01     shadfi01    hgwar01     hgtrl01     hgwar01     drofod03    drofod03    Eyeegl01
4           gnleli01    hobsha01    Kobcom01    Gibber01    Ogrill01    Troll01     Sahbar01    Sahsss03    Mummy01     Wraith01    Mepfir01    Spidsw01    Etter01     Spidsw01    Spidsm02    Spidsm02    Wolfwe01    Sahsss02    genth01     shadfi01    kuowhi01    kuowhi01    spmugg3     mepooz01    Orc02   icyuan01    icgob03     *           trolic01    troll01     icliz01     goliro01    mistwa01    mistcd01    Orc06   KOBAMP01    KOBWAR01    Kobcom01    *           *           *           Golice01    Goliro01    jelmus01    mindul01    Mindal01    Mistwa01    Golmag01    Trolgi01    Mepdus01    Trolde01    Wolfgr01    demcor01    demmau01    dquas01     shadfi01    elfirg01    hgtrl01     elfirg01    drofod03    drofod03    Eyeegl01
5           gnleli01    hobeli01    Kobarc01    Gibmut01    *           *           Sahbar01    *           Ghast01     shadfi01    *           Spspider    *           Spidsw01    Spidsm02    Spidvo01    *           *           genth02     shadow01    kuomon01    kuopri01    *           jelgre01    Orc02   icyuan01    icgob03     *           trolic01    *           *           *           *           mistho01    *       KOBAMP01    KOBARC01    Kobarc01    *           *           *           Golice01    Golbur01    jelmus01    *           *           *           Rakmah01    Troll01     Mepdus01    Trolde01    Wolfwe01    dimp01      demmau01    demsuc01    shadfi01    hgfel01     hgsal01     hgfel01     drofod01    drofod02    Eyesnt01
6           gnlcap01    hobcap01    Kobcap01    Gibmut01    *           *           *           *           *           *           *           Spspider    *           Spidsw01    Spidsm02    Spidsw01    *           *           *           shadow01    kuolie01    kuomag01    *           *           Orc02   icyuan03    icgob03     *           *           *           *           *           *           *           *       KOBAMP01    KOBARC01    Kobcap01    *           *           *           *           *           jelmus01    *           *           *           *           Troll01     Trolde01    Trolde01    Wolfwe01    dimp01      dquas01     demmau01    shadfi02    hgfel01     hgsal01     hgfel01     drofod01    drofod04    Eyesek01
7           *           *           *           *           *           *           *           *           *           *           *           *           *           Spidsw01    *           Spidsw01    *           *           *           *           *           *           *           *           *       *           *           *           *           *           *           *           *           *           *       KOBAMP01    KOBARC01    KOBSWI01    *           *           *           *           *           *           *           *           *           *           *           Trolde01    Trolde01    Wolfwe01    *           *           dglab01     shadfi02    *           hgsku01     *           umbhul02    drofod01    *
8           *           *           *           *           *           *           *           *           *           *           *           *           *           Spidph01    *           *           *           *           *           *           *           *           *           *           *       *           *           *           *           *           *           *           *           *           *       *           KOBSWI01    *           *           *           *           *           *           *           *           *           *           *           *           Trolde01    Golsan01    Wolfwe01    *           *           dglab01     shadfi01    *           hgsku01     *           umbhul02    drofod01    *