Herbig Haro Bowshocks and Cometary Globules, are NOT interpreted as Dark Matter Black Holes.
So: H-H Bowshocks must be interpreted as the ORIGIN of star formation and NOT as the result. (According to Quantum FFF Theory)
See poster below: Pairing Cometary Globules or future bowshocks in the Carina nebula.
see also:
Herbig Haro
hotspots or bowshocks are the origin of star formation, not the result as the
mainstream suggest.
or: https://www.flickr.com/photos/93308747@N05/22695044367/in/album-72157666926348132/
Cometary Globules are also supposed to harbor black holes as creators for Bok globules and HH objects.
or: http://bigbang-entanglement.blogspot.nl/2015/05/bok-nebula-eso-9934-ir-image-with.html