Hiigarans
1 Mothership
1 Carrier
6 Resource Collectors
Vaygr
1 Flagship'
1 Carrier
6 Resource Collectors
Kardarans
1 Kardaran Needleship
1 Harbenger (Carrier)
8 Salvagers (Resource Collectors)
The Beast
1 Attack Carrier
1 Outpost
6 Workers
Dark Progenitors
2 The Dark Ones Hnad
6 Slave Miners (Resource Collectors)
Hope this can give you a good idea of what each race starts with.