Austrian naval & riverin forces in 1788-89

Fregatte "Maria Teresia", 1768

Kaiser fleet in 1788 composed of Donau flotilla (5 ships based in Semlin) & 2 small squadrons on Adriatic Sea, in Triest (5 ships) & in Zengg or Senia (3)
Donau flotilla, Major Wilhelm von Immens
- Fregatte "Maria Teresia", 24 12-pdr, James Williams (see more about it here: link)
- Schaluppen "Ferdinand", 18 12-pdr, Comming
- Schaluppen "Albert", 12 12-pdr, Beaumont

- Schaluppen "Elisabeth", 10 12-pdr, Muner,
- Schaluppen "Franz", 14 12-pd, Maidich
Triest
- Fregatte "S. Giovanni", 26 cannons, William Simpson
- Fregatte "La Citta di Vienna", 24, Maserich
- Fregatte "Il Cesare Augusto", 20, nd

Fregatte "Maria Teresia" in color

- Kutter "Il Costante", nd, Simpson
- Kutter "Il Giusto", nd, Pots
Zengg
- Schebecke "EH Franz", 12 cannons, Nic. Maurich
- Schebecke "Prinzess Elisabeth", 12, John Mascarich
- Cannonier-Schaluppe, nd, Pasquich
In 1789 campaign the Donau Flotillia was of 51 ships with 328 cannons, additional 46 were the following:
- 4 Bombardier-Schiffe, 6 12-pdr each
- 6 Bombardier-Schiffe, 3 3-pdr each
- 32 Czaiken, 6 3-pdr each
- 4 Batterien Schiffe, 4 6-pdr each

Source: Kurze Geschichte der Kais. Koening. Regimenter... zu ende des Feldzuges von 1799. Wien, 1801. S. 400-402