| Hydro-Surv | platform status | Reav-60 | Hydrosurv C2 | No | Yes |
| Hydrosurv (reav) | acknowledgement | Hydrosurv Adapter | Comms Backbone (Audit) | Yes | No | When hydrosurv adapter has (a) Received, (b) Sent Plan to Reav, and (c) Executed by Reav |
| Hydro-Surv | platform status | Hydrosurv C2 | Autonomy Engine | Yes | No |
| RHU (autonomy engine) | platform status | C2’s Hydrosurv/Ecosub | Autonomy Engine | Yes | No | N/A |
| Hydro-Surv | mission plan | Autonomy Engine | Hydrosurv C2 | Yes | No |
| RHU (autonomy engine) | mission plan | Autonomy Engine | C2’s Hydrosurv/Ecosub | Yes | No | N/A |
| Hydro-Surv | mission plan | Hydrosurv C2 | Reav-60 | No | Yes |